Keto Lasagna Soup Recipe
Introduction
Keto Lasagna Soup is a comforting, flavorful dish that combines all the classic lasagna flavors in a warm, hearty soup. Perfect for low-carb diets, it’s easy to make and packs a delicious punch with savory meats, tomatoes, and cheese.

Ingredients
- 1 tbsp vegetable oil (or olive oil/coconut oil)
- 1 lb ground Italian sausage
- ½ lb lean ground beef
- 1 medium white onion, chopped
- 6 cloves garlic, minced
- 2 tbsp tomato paste
- 1 (14 oz) can crushed tomatoes
- 2 cups tomato passata (or additional crushed tomatoes or tomato sauce with water)
- 2 ½ cups low sodium chicken broth (or beef/vegetable broth)
- 1 tsp fennel seeds (optional)
- 2 tsp Italian seasoning
- 2 tsp onion powder (or onion flakes)
- 1 ½ tsp sea salt
- ½ tsp black pepper
- 8 oz shredded mozzarella cheese
- ½ cup grated Parmesan cheese (or nutritional yeast for plant-based)
- ½ cup fresh parsley, chopped (or basil/cilantro)
Instructions
- Step 1: Heat a large pot over medium-high heat and add vegetable oil, Italian sausage, ground beef, and chopped onion.
- Step 2: Break apart the meats and cook until browned, about 7–8 minutes.
- Step 3: Add minced garlic and cook for another minute until fragrant.
- Step 4: Stir in tomato paste, crushed tomatoes, tomato passata, chicken broth, fennel seeds, Italian seasoning, onion powder, salt, and pepper.
- Step 5: Mix everything well to combine all flavors.
- Step 6: Bring the soup to a boil, then reduce heat and simmer for about 20 minutes.
- Step 7: When ready, garnish the soup with Parmesan cheese and chopped parsley before serving.
Tips & Variations
- Use plant-based sausages and ground meat for a vegetarian or vegan version.
- Substitute fresh tomatoes or roasted tomatoes for canned crushed tomatoes to vary the flavor.
- Try different cheeses like cheddar or asiago for a unique taste.
- If short on time, keep a jar of minced garlic in olive oil handy for convenience.
- Omit fennel seeds if you prefer a milder flavor without the hint of anise.
Storage
Store leftover soup in an airtight container in the refrigerator for up to 3 days. Reheat gently on the stovetop or in the microwave until warmed through. For longer storage, freeze the soup for up to 2 months and thaw overnight in the fridge before reheating.
How to Serve

Serve this delicious recipe with your favorite sides.
FAQs
Can I use other types of meat for this soup?
Yes, you can substitute ground turkey, chicken, or plant-based meat alternatives to suit your preference or dietary needs.
Is this recipe suitable for a low-carb or keto diet?
Absolutely. This soup is designed to be keto-friendly by using low-carb ingredients and packing protein and healthy fats to keep you satisfied.
PrintKeto Lasagna Soup Recipe
This Keto Lasagna Soup is a low-carb, hearty, and comforting soup that combines the rich flavors of Italian sausage, ground beef, and a medley of tomatoes with classic lasagna herbs and cheeses. Perfect for those following a ketogenic lifestyle, this soup delivers the taste of lasagna in a warm, easy-to-make bowl without the noodles. It’s a satisfying meal that is both flavorful and nutritious.
- Prep Time: 10 minutes
- Cook Time: 30 minutes
- Total Time: 40 minutes
- Yield: 6 servings 1x
- Category: Soup
- Method: Stovetop
- Cuisine: Italian
- Diet: Low Carb
Ingredients
Meats and Oils
- 1 tbsp vegetable oil (or olive oil, not extra virgin, or coconut oil)
- 1 lb Italian sausage, ground
- ½ lb lean ground beef
Vegetables and Aromatics
- 1 medium white onion, chopped
- 6 cloves garlic, minced
Tomato and Broth
- 2 tbsp tomato paste
- 1 (14 oz) can crushed tomatoes
- 2 cups tomato passata (or more crushed tomatoes or tomato sauce with water)
- 2½ cups low sodium chicken broth (or beef or vegetable broth)
Spices and Herbs
- 1 tsp fennel seeds
- 2 tsp Italian seasoning
- 2 tsp onion powder
- 1½ tsp sea salt
- ½ tsp black pepper
Cheeses
- 8 oz shredded mozzarella cheese (can substitute cheddar or asiago or a combination)
- ½ cup grated Parmesan cheese (or nutritional yeast for plant-based option)
Fresh Garnish
- ½ cup fresh parsley, chopped (or fresh basil or cilantro)
- Additional grated Parmesan and chopped parsley for garnish
Instructions
- Heat and Cook Meats: Grab a large pot and heat it over medium-high heat. Add the vegetable oil, Italian sausage, ground beef, and chopped white onion. Break the ground meat apart and cook it until it browns, which should take about 7-8 minutes.
- Add Garlic: Stir in the minced garlic and cook for another minute to release its aroma and flavor.
- Add Tomato Ingredients and Broth: Mix in the tomato paste, crushed tomatoes, tomato passata, and chicken broth. These ingredients create a rich tomato base for your soup.
- Season the Soup: Add fennel seeds, Italian seasoning, onion powder, sea salt, and black pepper. Stir well to combine all the flavors.
- Simmer the Soup: Bring the soup to a boil, then lower the heat and let it simmer gently for around 20 minutes. This allows the flavors to meld together and the soup to thicken slightly.
- Add Cheese and Herbs: Stir in the shredded mozzarella and grated Parmesan cheese, as well as the fresh chopped parsley. This adds creaminess and freshness to your soup.
- Serve and Garnish: Ladle the soup into bowls and garnish with additional grated Parmesan and chopped parsley for an appealing presentation and extra flavor.
Notes
- You can substitute Italian sausage with plant-based sausages or other sausage types for different flavor profiles.
- Ground turkey, chicken, or plant-based ground meat or tofu can replace the ground beef as a leaner or vegetarian protein option.
- If you don’t have fresh garlic, use garlic powder or minced garlic in oil to save time.
- Tomato passata can be replaced by extra crushed tomatoes or tomato sauce mixed with a little water.
- Use low sodium broth to better control salt levels and dietary preferences.
- For a plant-based version, replace cheese with nutritional yeast and substitute meats accordingly.
- Fennel seeds add a subtle anise flavor, but they can be omitted if preferred.
- Use fresh herbs like basil or cilantro if parsley is unavailable for garnish.
Keywords: Keto Lasagna Soup, low carb soup, Italian soup recipe, ketogenic diet, easy soup recipe, ground beef soup, Italian sausage soup

