Dinner · Part 1 of 3: Ingredients
Slow Cooker Italian Sausage Pizza Soup

- Prep
- Cook
- Total
- Serves
- 6
Discover a creative way to enjoy the classic taste of pizza in a comforting, slow-cooked soup.
This recipe transforms familiar ingredients into a hearty meal that is perfect for any day of the week, offering a rich and savory experience that satisfies those pizza cravings without the need for dough or a delivery box.
This slow cooker Italian sausage pizza soup is a delightful twist on a classic favorite. By utilizing the slow cooking process, the Italian sausage, pepperoni, peppers, and mushrooms have ample time to tenderize and release their robust flavors into a rich tomato-based broth.
It is an ideal solution for those who appreciate a hands-off approach to dinner, allowing the slow cooker to do the heavy lifting while achieving a deep, complex flavor profile that feels like it has been simmering for hours.
Ingredients
Soup Base
- 1 lb Italian sausage, crumbled
- 1 cup pepperoni slices
- 1 cup green pepper strips
- 1 cup sliced mushrooms
- 1 tbsp Italian seasoning
- 24 oz marinara sauce
- 2 cups chicken broth
Why this recipe works
The slow cooker method is essential for this recipe because it allows the proteins and vegetables to cook gently, ensuring the sausage remains tender while fully infusing the broth with savory fat and seasonings.
This extended cooking time is what transforms simple ingredients into a cohesive, deeply flavorful soup.
By layering the ingredients, the flavors are allowed to meld gradually. The pepperoni and sausage provide a salty, meaty foundation, while the peppers and mushrooms add texture and earthy notes that balance the acidity of the marinara sauce, creating a perfectly rounded dish without any complex culinary techniques.
Notes and substitutions
When selecting ingredients, choose a high-quality Italian sausage to serve as the backbone of the flavor. Whether you prefer mild or hot sausage, the choice will significantly influence the final profile of the soup.
Fresh, crisp bell peppers and firm mushrooms are recommended to maintain their structure during the cooking process.
Equipment-wise, a standard slow cooker with a removable ceramic insert is ideal. Ensure the capacity is large enough to prevent overflowing during the cooking process. If you find the soup is too thick, a small amount of additional chicken broth can be added to reach your preferred consistency before serving.
- Italian sausage: Ground turkey or beef seasoned with fennel seeds and red pepper flakes
- Marinara sauce: Crushed tomatoes seasoned with garlic and onion powder
Equipment
- Slow cooker
- Glass pitcher
- Ramekin
- Measuring cups
- Soup spoon
Up next · Part 2 of 3
3 steps · 4 h of cooking · what to look for at each stage
Step-by-step instructions (Part 2)