Vegetarian Lasagna Soup is a delightful twist on the traditional Italian favorite, offering all the rich and comforting flavors of lasagna in a warm, hearty soup. Perfect for a cozy meal, it combines the essence of a classic pasta dish with the simplicity and versatility of soup.
Table of Contents
What is Vegetarian Lasagna Soup?
Vegetarian Lasagna Soup is a deconstructed version of lasagna that’s served in a bowl instead of layered on a plate. It features a robust tomato-based broth, tender pasta, and a medley of vegetables, often topped with a dollop of ricotta or a sprinkle of Parmesan cheese. The soup captures the signature Italian flavors of lasagna—like basil, oregano, and garlic—while being lighter and easier to prepare. It’s an adaptable dish that can cater to various dietary needs, from gluten-free to vegan.
The Origin and Popularity of This Dish
While traditional lasagna has its roots in Italy, this soup variation is a modern innovation, born out of the desire to simplify a beloved classic. Its rise in popularity can be attributed to food bloggers and social media, where its comforting and adaptable nature has made it a favorite among home cooks. The dish offers all the indulgence of lasagna with a fraction of the effort, making it a go-to for busy weeknights or casual gatherings. Its versatility and health-conscious appeal ensure it remains a cherished addition to vegetarian and non-vegetarian menus alike.
Key Ingredients for Vegetarian Lasagna Soup
To make a delicious Vegetarian Lasagna Soup, it’s important to measure your ingredients accurately for a well-balanced flavor. Below, we break down the key ingredients by quantity, along with their nutritional benefits and alternatives for dietary preferences.
Essential Vegetables and Their Health Benefits
Vegetables are the heart of this soup. Here’s a list of commonly used vegetables and suggested quantities for a recipe serving 4–6 people:
- Tomatoes (Crushed or Diced): 2 cups
- Benefit: Packed with lycopene and Vitamin C, tomatoes create the soup’s rich base.
- Spinach (Fresh or Frozen): 2 cups
- Benefit: Offers iron, calcium, and fiber for a nutrient boost.
- Carrots (Chopped): 1 cup
- Benefit: Adds natural sweetness and beta-carotene for eye health.
- Zucchini (Diced): 1 medium zucchini (about 1 cup)
- Benefit: Low-calorie and rich in Vitamin C.
- Onion (Chopped): 1 medium onion
- Benefit: Enhances the soup’s aromatic base and provides immune support.
- Garlic (Minced): 3–4 cloves
- Benefit: Adds depth of flavor and has antibacterial properties.
- Mushrooms (Sliced): 1 cup
- Benefit: Provides umami richness and essential nutrients like selenium and B vitamins.

Feel free to customize the vegetables based on what you have available or prefer.
Best Types of Broths for Flavorful Results
Broth forms the backbone of the soup, delivering depth and richness to the flavor. The quantities below are recommended for a recipe serving 4–6 people:
- Vegetable Broth: 6 cups
- Tip: Use a high-quality, low-sodium vegetable broth for a cleaner taste.
- Tomato-Based Broth: 2 cups of tomato sauce or crushed tomatoes mixed with 4 cups of water or vegetable broth
- Tip: This combination gives the soup a lasagna-like essence. Enhance it with Italian herbs like basil and oregano.
- Herb-Infused Broth: Add a sprig of fresh basil, a bay leaf, and a teaspoon each of dried thyme and oregano to the broth during cooking for an aromatic boost.
If making a homemade broth, simmer vegetable scraps with garlic, onion, and spices for 45–60 minutes before using.
Alternative Ingredients for Dietary Restrictions
This soup is highly adaptable for different dietary needs. Below are ingredient swaps with suggested quantities:
Gluten-Free:
- Replace lasagna noodles (2 cups, broken into pieces) with gluten-free pasta or rice noodles.
Vegan:
- Use vegan ricotta or cream (1/2 cup per serving) instead of dairy-based cheese.
- Add nutritional yeast (1 tablespoon per serving) for a cheesy flavor.
Low-Carb:
- Substitute lasagna noodles with zucchini ribbons (made from 2 medium zucchinis) or spaghetti squash (1 cup per serving).
Dairy-Free:
- Replace traditional ricotta or mozzarella with coconut-based or almond-based cheese (1/2 cup per serving).
High-Protein:
- Include cooked lentils, chickpeas, or crumbled tofu (1 cup) for plant-based protein.
These adjustments ensure the dish is inclusive without compromising flavor or texture. Vegetarian Lasagna Soup’s adaptability and nutritional richness make it a standout dish for diverse preferences.
Step-by-Step Cooking Guide
Making Vegetarian Lasagna Soup is straightforward and rewarding when you follow these step-by-step instructions. From prepping ingredients to layering flavors, each step ensures a delicious result.
Preparing Your Ingredients
Preparation is key to a smooth cooking process. Here’s how to get started:
- Chop Vegetables: Wash and dice your vegetables—such as carrots, zucchini, spinach, and mushrooms—into bite-sized pieces for even cooking.
- Measure Pasta: Break lasagna noodles into smaller pieces or measure your preferred pasta for the soup.
- Prepare Broth: Mix 6 cups of vegetable broth with 2 cups of tomato sauce or crushed tomatoes to create a flavorful base.
- Gather Seasonings: Have your herbs and spices ready, such as dried basil, oregano, garlic, and red pepper flakes.
- Optional Garnishes: Shred Parmesan or prepare vegan cheese, and chop fresh basil or parsley for topping.
Cooking Techniques for Maximum Flavor
To achieve the best taste, use these cooking techniques:
- Sauté Aromatics:
- Heat 2 tablespoons of olive oil in a large pot over medium heat.
- Add chopped onions and garlic, cooking until fragrant and translucent (about 2–3 minutes). This step builds a flavorful base.
- Add Vegetables in Stages:
- Start with heartier vegetables like carrots and zucchini, cooking them for 5–7 minutes.
- Add softer vegetables, such as mushrooms and spinach, closer to the end to prevent overcooking.
- Deglaze the Pot:
- Pour in a small amount of broth and scrape the bottom of the pot to release flavorful browned bits.
- Simmer the Broth:
- Add the tomato-based broth, seasonings, and dried herbs. Bring to a boil, then reduce to a simmer for 20 minutes, allowing the flavors to meld.
- Cook the Pasta:
- Add broken lasagna noodles or pasta to the simmering soup and cook until al dente, about 8–10 minutes. Stir occasionally to prevent sticking.

How to Layer Flavors Like a Pro
For a truly standout soup, layering flavors is essential. Here’s how to do it:
- Build the Base:
Start with sautéed aromatics like onions and garlic to develop a rich, savory foundation. - Enhance with Herbs:
Add dried herbs during the simmering stage to infuse the broth with Italian flavors. - Balance Acidity:
If the tomato base feels too tangy, balance it with a pinch of sugar or a splash of balsamic vinegar. - Finish Strong:
- Add a dollop of ricotta, a sprinkle of Parmesan, or vegan cheese just before serving.
- Garnish with fresh basil or parsley for a burst of freshness.
- Serve Thoughtfully:
Ladle the soup into bowls, ensuring each serving has a balance of pasta, vegetables, and broth. Top with your chosen garnish for the perfect finishing touch.
By following these steps and techniques, you’ll create a Vegetarian Lasagna Soup that’s bursting with flavor and texture, ready to impress any guest or family member.
Customizing Your Vegetarian Lasagna Soup
One of the best things about Vegetarian Lasagna Soup is its flexibility. You can adjust the recipe to suit your taste preferences or dietary needs. Whether you want to tweak the seasonings, add more protein, or explore vegan options, here are some tips to make this dish uniquely yours.
Adjusting Spices and Herbs for Personal Taste
Spices and herbs define the depth of flavor in this soup. A few small adjustments can completely transform the taste:
For a Classic Italian Taste:
- Stick to traditional herbs like basil, oregano, thyme, and parsley. Adding a bay leaf while simmering enhances the depth of the broth.
- Boost the tomato base with a sprinkle of garlic powder and onion powder for an extra savory kick.
- Try pairing this soup with a side of homemade garlic bread to complete the meal.
To Add Heat:
- A pinch of crushed red pepper flakes or a dash of cayenne pepper can spice things up.
- For a smoky depth, try smoked paprika, which pairs well with tomato-based dishes.
For a Herbaceous Twist:
- Experiment with fresh herbs like rosemary, tarragon, or dill in addition to classic Italian seasonings.
- Garnish with fresh basil or parsley just before serving for a burst of vibrant flavor.
Balancing Flavors:
- If the soup tastes too acidic, balance it with a teaspoon of sugar or a splash of balsamic vinegar.
- Season with salt and black pepper in layers throughout cooking to enhance the natural flavors.
Looking for more Italian-inspired dishes? Check out this San Giorgio Lasagna Recipe for another comforting pasta dish.
Vegan Variations of Lasagna Soup
Transforming Vegetarian Lasagna Soup into a fully vegan-friendly meal is simple with a few easy swaps:
Cheese Alternatives:
- Swap ricotta and Parmesan for cashew ricotta, almond-based cream cheese, or nutritional yeast.
- Vegan cheese shreds (mozzarella or Parmesan-style) work well for a melty topping.
Plant-Based Protein:
- For extra protein, add cooked lentils, chickpeas, or crumbled tofu.
- Try plant-based meat crumbles or tempeh to mimic traditional ground meat.
- Looking for another plant-based dish? This Veggie Egg Rolls Recipe is a great side option!
Broth and Flavor Boosters:
- Ensure the vegetable broth is fully vegan, avoiding any animal-based additives.
- A splash of coconut cream or blended cashews adds richness.
Pasta Options:
- Use egg-free lasagna noodles or pasta to maintain a vegan-friendly dish.
- If you prefer gluten-free options, try lentil-based, chickpea, or rice pasta.
For more comforting soups, you might love this Old-Fashioned Vegetable Beef Soup—easily modified with plant-based alternatives!
Final Touches for the Best Lasagna Soup Experience
Pairing your Vegetarian Lasagna Soup with the right sides and flavors elevates the meal:
- Serve it with Southern Cornbread for a hearty, comforting combination.
- Add a crunchy contrast with Homemade Oatmeal Pies for dessert.
- Explore Thai Eggplant Recipes for a unique twist on a veggie-based meal.

By incorporating these changes, you can enjoy a creamy, hearty, and entirely plant-based version of this comforting soup. Whether you’re exploring new flavors or sticking to classic combinations, the versatility of Vegetarian Lasagna Soup makes it a dish that can adapt to your every culinary whim.
Nutritional Information
Caloric Content and Nutritional Breakdown
A typical serving of Vegetarian Lasagna Soup (arround 1.5 cups) provides a balanced profile of nutrients. Here’s an approximate breakdown:
- Calories: 250–300
- Protein: 10–12g
- Fat: 6–8g (from olive oil and cheese)
- Carbohydrates: 40 to 45g
- Fiber: 5–7g
- Sodium: 500 to 700mg
- Key Vitamins and Minerals:
- Vitamin A (70% DV): From carrots and spinach.
- Vitamin C (25% DV): From tomatoes and zucchini.
- Iron (15% DV): From spinach and tomato products.
These values may vary based on ingredients like pasta type, cheese, and extra protein sources.
Benefits of a Vegetarian Diet in Soups
- Nutrient-Rich: Vegetarian soups are loaded with vitamins, minerals, and antioxidants from diverse vegetables.
- Low in Saturated Fat: With no meat or cream, they promote heart health.
- High in Fiber: Vegetables, beans, and whole-grain pasta enhance digestive health.
- Customizable for Diets: Vegetarian soups easily adapt to vegan, gluten free, or low carb preferences.
- Environmentally Friendly: Plant-based meals reduce the carbon footprint, supporting sustainability.
Storing and Reheating Tips
Best Practices for Storing Leftovers
- Cool Before Storing: Let the soup cool to room temperature to prevent condensation in the container.
- Use Airtight Containers: Keep soup fresh and minimize odor transfer by using airtight storage.
- Refrigeration: Store in the refrigerator for up to 4–5 days.
- Freezing: Freeze in portioned containers for up to 3 months. For best results, store pasta separately to prevent it from becoming soggy.
How to Reheat for Best Taste and Texture
- On the Stovetop:
- Reheat soup in a pot over medium heat, stirring occasionally. Add a splash of water or broth if it thickened during storage.
- In the Microwave:
- Use a microwave safe bowl, cover loosely, and heat in intervals of 1–2 minutes, stirring in between.
- Avoid Overcooking: Heat just until warmed through to maintain vegetable texture and flavor.
Common Mistakes to Avoid
Overcooking Vegetables
Mistake: Overcooking all the vegetables together leads to a mushy texture and loss of nutrients.
Solution: Add vegetables in stages based on their cooking times. For example, carrots go in earlier, while spinach is added at the end.
Choosing the Wrong Type of Pasta
Mistake: Using fragile or unsuitable pasta can cause it to break or turn mushy in the soup.
Solution:
- Opt for sturdy pasta like lasagna noodles, rotini, or penne.
- Cook pasta al dente to retain its texture, especially when reheating.
- Cook pasta separately and add it to the soup just before serving for optimal texture.
FAQs About Vegetarian Lasagna Soup
Can You Freeze Vegetarian Lasagna Soup?
Yes, you can freeze Vegetarian Lasagna Soup, but for best results, consider these tips:
Separate the Pasta: If possible, freeze the soup without pasta, as pasta can become soggy after thawing. Cook fresh pasta when reheating.
Use Airtight Containers: Transfer the soup into portion sized airtight containers or freezer bags, leaving some space for expansion.
Thawing: Defrost the soup overnight in the refrigerator before reheating on the stovetop or in the microwave.
Consume Quickly: For the best flavor and quality, consume frozen soup within 2–3 months.
What Are the Best Herbs and Spices for This Soup?
To achieve a rich, Italian-inspired flavor, these herbs and spices work perfectly:
Basil: Fresh or dried, it adds sweetness and a signature Italian touch.
Oregano: A must-have for its robust and earthy flavor.
Thyme: Adds a subtle, aromatic note that enhances the broth.
Garlic and Onion Powder: Boost the savory depth of the soup.
Crushed Red Pepper Flakes: Optional, for a mild kick of heat.
Fresh Parsley or Basil for Garnish: Sprinkle on top before serving to add freshness and color.
How to Make Gluten Free Vegetarian Lasagna Soup?
To adapt this dish for a gluten free diet, follow these steps:
Use Gluten Free Pasta: Opt for gluten-free lasagna noodles, rotini, or penne made from rice, quinoa, or lentils.
Check Labels: Ensure the vegetable broth, tomato sauce, and all other ingredients are certified gluten-free to avoid cross-contamination.
Cook Pasta Separately: Gluten-free pasta can break down if overcooked, so prepare it separately and add it to individual servings.
What Are the Best Vegan Cheese Alternatives for This Soup?
To make your Vegetarian Lasagna Soup completely vegan, these cheese alternatives work beautifully:
Cashew Ricotta: Creamy and rich, it mimics traditional ricotta.
Almond-Based Cream Cheese: A mild, dairy-free substitute that blends easily into the soup.
Nutritional Yeast: Adds a cheesy flavor and is packed with B vitamins. Sprinkle it on top as a garnish.
Store-Bought Vegan Cheeses: Brands like Violife, Daiya, and Follow Your Heart offer mozzarella or Parmesan-style shreds that melt well and taste great.
Conclusion
Vegetarian Lasagna Soup is a delightful dish that captures the comforting flavors of traditional lasagna in a simpler, more accessible form. With its rich tomato based broth, tender vegetables, hearty pasta, and creamy cheese (or vegan alternatives), this soup is a testament to how wholesome ingredients can come together to create something truly special. It’s perfect for family dinners, meal prepping, or warming up on a chilly day.
The ease of preparation, adaptability to dietary needs, and balanced nutritional profile make it a staple recipe for anyone looking to enjoy comfort food with a healthy twist.
If you’re exploring more cozy dishes, check out our guide to mini chicken pot pies or learn how to bake the perfect oatmeal cranberry cookies. For more comforting treats, don’t miss our recipe for a deliciously simple apple pie.
These recipes complement the warmth and creativity of Vegetarian Lasagna Soup, providing a variety of options for any occasion.

Simple and Tasty Vegetarian Lasagna Soup Recipe
Ingredients
- 1 tablespoon olive oil
- 1 medium yellow onion diced
- 3 cloves garlic minced
- 2 medium carrots diced
- 1 medium zucchini diced
- 1 cup mushrooms sliced
- 1 teaspoon dried oregano
- 1 teaspoon dried basil
- 1/2 teaspoon red pepper flakes optional
- 4 cups vegetable broth
- 1 can 28 ounces crushed tomatoes
- 8 lasagna noodles broken into pieces
- 2 cups fresh spinach chopped
- Salt and freshly ground black pepper to taste
For the cheese topping:
- 1 cup ricotta cheese
- 1/2 cup shredded mozzarella cheese
- 1/4 cup grated Parmesan cheese
- 2 tablespoons fresh basil chopped
Instructions
- In a large pot, heat olive oil over medium heat. Add diced onion and sauté until translucent, about 5 minutes.
- Add minced garlic, diced carrots, diced zucchini, and sliced mushrooms to the pot. Cook, stirring occasionally, until vegetables are tender, approximately 7 minutes.
- Stir in dried oregano, dried basil, and red pepper flakes (if using). Cook for an additional minute until fragrant.
- Pour in vegetable broth and crushed tomatoes. Bring the mixture to a boil.
- Add broken lasagna noodles to the pot. Reduce heat to a simmer and cook until noodles are al dente, about 10 minutes, stirring occasionally to prevent sticking.
- Stir in chopped fresh spinach and cook until wilted, about 2 minutes. Season the soup with salt and freshly ground black pepper to taste.
- In a small bowl, combine ricotta cheese, shredded mozzarella, grated Parmesan, and chopped fresh basil.
- To serve, ladle soup into bowls and top each with a generous spoonful of the cheese mixture. Garnish with additional fresh basil if desired.
Notes
- Boost Flavor – Simmer longer or add balsamic vinegar for depth.
- No Sticky Noodles – Stir often or cook separately.
- Better Cheese Topping – Broil for a crispy, lasagna-like finish.