Crockpot Sausage, Peppers and Onions (Easy Slow Cooker Recipe)

This crockpot sausage, peppers and onions recipe is a classic comfort food that’s hearty, flavorful, and incredibly easy to make. With juicy sausage, sweet bell peppers, tender onions, and rich tomato sauce, this slow cooker dish is perfect for busy weeknights or family dinners.

Just toss everything into your crockpot and let it simmer—your kitchen will be filled with irresistible aroma by dinnertime!

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Why You’ll Love This Sausage, Peppers and Onions Recipe

• Minimal prep: Only a few minutes of slicing and assembling
• Hands-off cooking: Let the slow cooker do all the work
• Rich, savory flavor: Slow cooking enhances the taste of sausage and vegetables
• Versatile meal: Serve on sandwiches, pasta, or rice
• Perfect for meal prep: Tastes even better the next day

Slow cooking allows the sausage, peppers, and onions to absorb the sauce and develop deep, comforting flavors.

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Ingredients You’ll Need

Main Ingredients

• 1–2 lbs Italian sausage (sweet or spicy)
• 3 bell peppers (red, green, yellow), sliced
• 1–2 onions, sliced
• 3 cloves garlic, minced

Sauce & Seasoning

• 2–3 cups marinara sauce or crushed tomatoes
• 1 tsp Italian seasoning
• ½ tsp salt
• ½ tsp black pepper
• ¼ tsp red pepper flakes (optional)

💡 Tip: Use a mix of colored bell peppers for the best flavor and presentation.

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How to Make Crockpot Sausage, Peppers and Onions

Step 1: Brown the Sausage (Optional)

Sear the sausage in a skillet for 2–3 minutes per side to lock in flavor.

Step 2: Add Ingredients to Crockpot

• Place sliced peppers and onions in the slow cooker
• Add garlic, sauce, and seasonings
• Stir to combine

Step 3: Add Sausage

Nestle the sausage into the mixture so it’s partially covered in sauce.

Step 4: Slow Cook

• Cook on LOW for 6–8 hours or
• Cook on HIGH for 3–4 hours

The sausage will become tender and infused with flavor.

Step 5: Slice & Finish

• Remove sausage, slice into pieces
• Return to crockpot and stir before serving

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Tips for the Best Results

• Brown sausage first for deeper flavor
• Slice vegetables evenly for consistent cooking
• Don’t overcook peppers if you prefer a bit of texture
• Use quality marinara sauce for richer taste
• Add fresh herbs at the end for brightness

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Variations & Add-Ins

• No Sauce Version: Skip marinara for a lighter, roasted-style dish
• Spicy Kick: Use hot Italian sausage or chili flakes
• Low-Carb Option: Serve over cauliflower rice
• Extra Veggies: Add mushrooms, zucchini, or tomatoes
• Cheesy Style: Top with mozzarella or provolone

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What to Serve with Sausage, Peppers and Onions

This dish is incredibly versatile and pairs well with:

• Hoagie rolls (for classic sausage sandwiches)
• Pasta or spaghetti
• Steamed rice
• Crusty bread or garlic bread

It’s especially popular as a sandwich filling with melted cheese.

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Storage & Reheating

Refrigerator

Store in an airtight container for up to 4 days.

Freezer

Freeze for up to 2–3 months.

Reheating

Reheat on the stovetop or microwave until heated through. Add a splash of broth or sauce if needed.

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FAQs

Can I use pre-cooked sausage?

Yes, but raw sausage gives better flavor during slow cooking.

Do I need to brown the sausage first?

No, but it enhances flavor and texture.

Can I make this ahead of time?

Absolutely. It reheats well and tastes even better the next day.

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Final Thoughts

This easy crockpot sausage, peppers and onions recipe is a true comfort food favorite—simple, hearty, and packed with flavor. Whether you’re serving it over pasta or stuffing it into sandwiches, it’s a reliable go-to meal that never disappoints.

Once you try it, it’ll quickly become a staple in your slow cooker recipe collection!