Dinner · Part 3 of 3: Tips & recipe card
Slow Cooker Italian Sausage Marinara Penne for Easy Dinners Tips, FAQ & printable recipe

- Prep
- Cook
- Total
- Serves
- 4
Tips for success
To enhance the flavor of the dish, consider browning the sausage in a skillet before adding it to the slow cooker. While not strictly necessary, this step adds a layer of caramelized depth that intensifies the overall taste of the marinara. If you choose to brown the meat, ensure you drain any excess fat before transferring the sausage to the slow cooker to keep the sauce balanced and not overly oily.
Serving this dish with a sprinkle of freshly grated parmesan cheese or a handful of fresh basil leaves can add a bright, finishing touch. While these additions are optional, they provide a nice contrast to the richness of the sausage and marinara. Always remember to let the dish cool slightly before serving to allow the flavors to settle and the sauce to thicken perfectly onto the pasta.
Variations
- Vegetable Loaded: Add sliced zucchini, mushrooms, and diced onions along with the bell peppers to increase the volume and nutritional variety of the dish. Sauté these vegetables briefly before adding them to the slow cooker for the best texture.
- Spicy Kick: Incorporate a teaspoon of crushed red pepper flakes into the marinara sauce at the start of the cooking process to introduce a consistent, spicy heat that complements the savory Italian sausage.
Storage and make-ahead
- Fridge
- Store in an airtight container for up to 3 days. Allow leftovers to cool for no more than 2 hours before placing them in the refrigerator.
- Freezer
- Store in a freezer-safe container for up to 2 months. Thaw in the refrigerator overnight before reheating.
- Reheat
- Reheat gently in a saucepan over low heat, adding a splash of water if the sauce has thickened too much, until heated through.
Store any leftovers in an airtight container to maintain freshness and prevent the pasta from drying out. The dish will keep well in the refrigerator for up to three days.
When storing, try to keep the pasta and sauce mixture together, as the pasta will continue to absorb the flavors of the marinara while it sits. Ensure the container is sealed tightly before placing it in the coldest part of the refrigerator.
This dish is excellent for making ahead, as the flavors tend to meld and improve after resting in the refrigerator. You can prepare the sauce entirely in the slow cooker a day in advance and store it separately from the cooked pasta.
When ready to serve, simply reheat the sauce on the stovetop, boil a fresh batch of pasta, and toss them together. This method ensures the pasta remains perfectly textured and not overcooked.
Serving ideas
Serve this dish in warm, shallow bowls to help retain its heat. A side of crusty garlic bread or a simple green salad with a light vinaigrette makes for a complete and satisfying meal.
The heartiness of the sausage and pasta pairs wonderfully with the freshness of a crisp salad, providing a balanced dining experience that is perfect for any occasion, from casual family dinners to more relaxed weekend gatherings.
For a beautiful presentation, garnish each serving with a small sprig of fresh parsley or a dusting of black pepper. Encourage guests to add more grated cheese if desired.
Because this dish is quite filling, smaller portions are often sufficient, especially when accompanied by sides. Ensure the pasta is served promptly after being tossed with the sauce to maintain the ideal temperature and consistency for the best possible eating experience.
Frequently asked questions
Can this dish be made entirely in the slow cooker including the pasta?
How can the sauce be thickened if it is too thin after cooking?
Is it possible to use frozen sausage for this recipe?
Slow Cooker Italian Sausage Marinara Penne for Easy Dinners

Ingredients
- 1 lb Italian sausage, sliced
- 1 cup green bell peppers, chopped
- 1 tbsp Italian seasoning
- 24 oz marinara sauce
- 12 oz penne pasta, cooked
Instructions
- Place the sliced Italian sausage into the bottom of the slow cooker. Scatter the chopped green bell peppers over the sausage evenly. Sprinkle the Italian seasoning over the top to ensure even flavor distribution throughout the mixture.
- Pour the marinara sauce over the sausage and pepper mixture. Cover the slow cooker and cook on low for 4 hours, or until the sausage reaches an internal temperature of 160°F (71°C) to ensure it is thoroughly cooked.
- While the sauce cooks, boil the penne pasta in a separate pot according to package instructions until al dente. Drain the pasta and toss it directly into the slow cooker with the finished sausage marinara sauce before serving warm.
Estimated nutrition per serving
- Calories
- 520
- Protein
- 22 g
- Carbohydrates
- 55 g
- Fat
- 24 g
- Fiber
- 4 g
- Sugar
- 8 g
- Sodium
- 950 mg
This recipe is based on a short cooking video and is published under the pen name Clara Weller. It was checked before publication, but errors can slip through. Nutrition, when shown, is an estimate. Read more in our editorial policy and on our food safety page.






