
This Yummy 4-Ingredient Slow Cooker Sausage and Onions recipe is a simple, comforting meal that brings together juicy Italian sausage, sweet onions, colorful bell peppers, and marinara sauce. With just four ingredients, you can prepare a delicious dinner with minimal effort and let your slow cooker do most of the work.

Perfect for busy weeknights, family dinners, or relaxed weekends, this slow cooker sausage recipe delivers plenty of flavor without requiring complicated preparation. The onions and peppers become tender as they cook, while the sausage absorbs the rich tomato sauce, creating a hearty and satisfying dish.

Serve these slow cooker sausages with crusty bread, pasta, mashed potatoes, or rice for a complete meal. Whether you’re cooking for your family or preparing an easy dinner ahead of time, this sausage and onions recipe is a convenient option you’ll want to make again.
Why You Will Love This Recipe:
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Only 4 ingredients: A simple ingredient list makes shopping and meal preparation easy.
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Easy slow cooker dinner: Let your crockpot handle the cooking while you focus on other tasks.
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Rich and savory flavor: Italian sausage, sweet onions, bell peppers, and marinara sauce create a delicious combination.
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Perfect for busy days: Spend just a few minutes preparing everything before letting it cook.
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Versatile serving options: Enjoy it with pasta, rice, potatoes, or fresh bread.
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Great for family meals: This hearty, comforting dish is ideal for an easy weeknight dinner.

Equipment:
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6-quart slow cooker
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Chef’s knife
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Cutting board
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Spoon for serving
Ingredients:
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1 lb raw Italian sausage links, mild, sweet, or hot, about 5 links
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2 large sweet yellow onions, peeled and sliced into thick strips
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2 large green bell peppers, cored, seeded, and sliced into thick strips
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1 jar marinara sauce, 24 oz
Instructions:
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Prepare the slow cooker: Spray the inside of a 6-quart slow cooker with nonstick cooking spray.
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Add the vegetables: Arrange the sliced onions and green bell peppers evenly across the bottom of the slow cooker.
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Add the sausage: Place the Italian sausage links in a single layer over the onions and peppers.
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Pour in the sauce: Spread the marinara sauce evenly over the sausage and vegetables, using a spoon to cover everything.
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Slow cook: Cover and cook on LOW for 6–8 hours or HIGH for 3–4 hours, until the vegetables are tender and the sausage reaches a safe internal temperature of 160°F (71°C) for pork or beef sausage.
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Serve and enjoy: Remove the lid and spoon the sauce over the sausage and onions before serving.


4-Ingredient Slow Cooker Sausage and Onions
Make easy 4-ingredient slow cooker sausage and onions with Italian sausage, peppers, onions, and marinara sauce. Enjoy this simple crockpot dinner!Ingredients
Equipment
Method
- Spray the inside of a 6-quart slow cooker with nonstick cooking spray.
- Arrange the sliced onions and green bell peppers evenly across the bottom of the slow cooker.
- Place the Italian sausage links in a single layer over the onions and peppers.
- Spread the marinara sauce evenly over the sausage and vegetables, using a spoon to cover everything.
- Cover and cook on LOW for 6–8 hours or HIGH for 3–4 hours, until the vegetables are tender and the sausage reaches a safe internal temperature of 160°F (71°C) for pork or beef sausage.
- Remove the lid and spoon the sauce over the sausage and onions before serving.
Nutrition
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