Dinner · Part 2 of 3: Instructions
Slow Cooker Italian Sausage Pizza Soup Step-by-step instructions

- Prep
- Cook
- Total
- Serves
- 6
Before you start
Before beginning, ensure all vegetables are washed and sliced into uniform pieces to ensure even cooking. Take the Italian sausage out of the refrigerator approximately 20 minutes before you start so it is not ice-cold when placed into the slow cooker.
Have all your measured ingredients ready on the counter so the assembly process remains smooth and efficient. Verify that your slow cooker is placed on a stable surface away from any edges.
Ingredients at a glance (7)
- 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
Instructions
Layering the Ingredients
- Prepare the BasePlace the raw crumbled Italian sausage into the bottom of the slow cooker insert. Add the pepperoni slices, green pepper strips, and sliced mushrooms on top of the sausage. Distribute these ingredients evenly to ensure consistent flavor throughout the soup.Look for Sausage is spread across the bottom of the crockpot.Tip Ensure the sausage is broken into small, even crumbles to distribute the meat evenly.
At the end of this phase, the slow cooker is filled with raw ingredients, neatly layered to prepare for the long cooking process.
The sausage is at the bottom to ensure it cooks thoroughly, while the vegetables and spices are ready to be infused with the liquid base, signaling that the assembly is complete.
Simmering and Infusing
- Season and CombineSprinkle the Italian seasoning over the vegetable and meat mixture. Pour the marinara sauce and chicken broth over the ingredients, ensuring everything is well-moistened. Cover the slow cooker and set to cook until the sausage is fully cooked through.Look for Liquid covers the ingredients and seasoning is distributed.Tip Use a gentle hand to mix slightly if needed, but the layers will naturally meld during the long cook time.
During this phase, the liquid base is added and the slow cooker is sealed. The ingredients are now submerged in the marinara and broth mixture, ready to undergo the transition where the heat will meld the individual components into a unified, savory soup profile that is ready for the final step.
Finishing and Serving
- Finish and ServeOnce the cooking time is complete, check that the internal temperature of the sausage reaches 160°F (71°C) to ensure it is safely cooked. Let the soup rest for 5 minutes before serving in warm bowls to allow the flavors to settle.Look for Soup is steaming and sausage is fully cooked.Safe temperature 160°F (71°C) internal temperature (ground meat)Tip Stir the soup gently before serving to incorporate the rendered sausage fat into the broth.
The soup is now fully cooked, with the sausage tender and the flavors perfectly balanced. The final check confirms the internal temperature, and the soup is ready to be ladled into bowls, where the steam and appetizing aroma indicate that it is time to serve the dish to your guests.
Common mistakes
Avoid overcooking the vegetables by keeping an eye on the clock; while slow cooking is forgiving, mushy peppers can detract from the texture of the dish.
Another common mistake is failing to break the sausage into small enough pieces, which can lead to large, tough clumps. Finally, do not lift the lid during the first few hours of cooking, as this releases heat and moisture, significantly slowing down the process.
How to tell it’s done
To determine when the soup is done, ensure the sausage has reached an internal temperature of 160°F (71°C). The vegetables should be tender but not mushy, and the soup should have a uniform, deep red color and a fragrant, savory aroma.
The pepperoni should be soft and have released its oils into the broth, providing a rich, glossy finish to the surface.
- Ground meat: 160°F (71°C) in the thickest part
Up next · Part 3 of 3
2 variations · storage & make-ahead · 3 answers · printable card
Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)