Dinner · Part 2 of 3: Instructions
Crockpot Italian Sausage and Cheese Tortellini Step-by-step instructions

- Prep
- Cook
- Total
- Serves
- 4
Before you start
Before beginning, ensure that your slow cooker is clean and positioned on a level surface away from the edge of the counter. Prepare all your ingredients by having the sausage, tortellini, and seasoning measured and ready.
Since this recipe relies on the slow cooker to do the heavy lifting, the preparation phase is intentionally minimal. Simply clear your workspace and ensure you have a reliable meat thermometer on hand to verify the internal temperature of the sausage, which is essential for food safety.
Ingredients at a glance (5)
- 1 lb Italian sausage, raw and crumbled
- 1 lb cheese tortellini
- 1 tbsp Italian seasoning
- 24 oz marinara sauce
- 1 cup shredded mozzarella cheese
Instructions
Layering and initiating the slow cook
- Prepare the slow cooker baseAdd the raw crumbled Italian sausage into the base of the slow cooker, ensuring it is spread out evenly across the bottom to encourage uniform cooking.Look for Sausage is evenly crumbled at the bottom.Tip Using a spoon to break up the sausage thoroughly ensures no large clumps remain.
- Layer the ingredientsScatter the cheese tortellini on top of the raw sausage, then sprinkle the Italian seasoning over the pasta, and finally pour the marinara sauce over everything.Look for Ingredients are layered in the slow cooker.Tip Ensure the pasta is mostly submerged in the sauce to prevent it from drying out during the cooking process.
At the end of this phase, the ingredients are neatly layered in the slow cooker with the sausage at the base and the tortellini and sauce on top. Everything is ready for the long, slow heat to begin. Ensure the lid is securely closed to trap the moisture and heat, which is vital for the pasta to cook properly without becoming dry or sticking to the sides.
Simmering and flavor development
- Slow cook the mealCover the slow cooker and cook on low for 4 hours. Once the sausage is cooked through and reaches an internal temperature of 160°F (71°C), the dish is ready for the final step.Look for Sausage registers 160°F on a food thermometer.Safe temperature 160°F (71°C) internal temperature (ground meat)Tip Resist the urge to open the lid frequently as this releases heat and extends the overall cooking time.
The kitchen should smell savory and fragrant with the scent of Italian herbs and slow-cooked meat. The sauce should be bubbling and thick, and the tortellini should have plumped up.
Use this time to check the internal temperature of the sausage to ensure it has safely reached 160°F (71°C). If the sausage is not quite at temperature, continue cooking for another twenty minutes.
Final melting and service preparation
- Melt the cheeseSprinkle the shredded mozzarella cheese over the top of the hot mixture, replace the lid for a few minutes until the cheese is completely melted and glossy.Look for Cheese is fully melted and bubbly.Tip Use a high-quality mozzarella for the best melt and stretch finish on the final dish.
The final phase involves adding the mozzarella cheese to the top of the hot mixture. Once the lid is replaced, the residual heat will quickly melt the cheese into a beautiful, gooey layer. The dish should look vibrant, with the glossy red sauce peeking through the melted white cheese. This is the moment to verify the cheese is fully melted and the dish is ready to be plated.
Common mistakes
A common mistake is adding the cheese too early, which can cause it to sink into the sauce and lose its signature melted texture. Only add the mozzarella once the pasta and sausage are fully cooked and the slow cooker is turned off or set to warm.
Another error is over-stuffing the slow cooker, which can prevent the pasta from cooking evenly. Ensure there is enough room for the ingredients to circulate slightly as they cook to achieve the best consistency.
How to tell it’s done
The dish is considered done when the Italian sausage is fully cooked and has reached an internal temperature of at least 160°F (71°C). You can verify this by inserting a meat thermometer into the largest piece of sausage.
In addition to the temperature, the cheese tortellini should be tender but still hold its shape, and the marinara sauce should be thick and bubbling. The mozzarella topping should be completely melted and glossy across the surface of the entire dish.
- 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)