Slow Cooker Sausage & Peppers: Easy Weeknights

There are some evenings—usually Tuesdays, for no particular reason—when I walk through the front door and the only thing louder than the kids asking “What’s for dinner?” is the silent scream of my own exhaustion. I adore cooking, but on those nights I need a dinner that practically cooks itself, fills the house with the aroma of an Italian street market, and still earns a round of “Mom, you’re the best!” Slow-Cooker Sausage & Peppers is that recipe. It’s the culinary equivalent of a cozy sweater: familiar, comforting, and effortless. I toss everything into my crockpot before the morning school run, and by the time homework is (mostly) done, a hearty, flavor-packed meal is waiting. Serve it piled on crusty hoagie rolls with melted provolone, spoon it over creamy polenta, or keep it low-carb with cauliflower rice—this one recipe bends to whatever weeknight chaos you’re navigating.

Ingredients You'll Need

Great sausage and peppers starts with choosing the right components. Below is a quick shopping guide plus swaps so you can build flavor with what you have on hand.

Italian Sausage: I use a 50-50 mix of hot and sweet links for balance. Look for sausage with fennel seeds—those tiny aromatic nibs bloom during the long cook and perfume the sauce. Turkey or chicken sausage work if you’re lightening things up; just add 1 Tbsp olive oil since they’re leaner.

Bell Peppers: A tricolor mix (red, yellow, green) creates sweetness and visual appeal. Red are ripest and sweetest, while green offer that classic diner-style bite. In winter when fresh peppers are pricey, substitute one 14-oz bag frozen sliced peppers; add them only in the last hour so they don’t go mushy.

Onions: Standard yellow onions break down beautifully, but if you have sweet Vidalia in season, grab those. Slice them pole-to-pole (root to stem) so they hold shape.

Garlic: Four cloves may sound like a lot, but slow cooking mellows garlic. Smash, don’t mince; bigger pieces won’t burn.

Crushed Tomatoes: I splurge on fire-roasted for subtle smokiness. If all you have is diced, pulse them briefly in a blender for the right texture.

Tomato Paste: Adds umami depth. Buy the tube variety; it lives forever in the fridge and lets you use just 2 Tbsp at a time.

Seasonings: Dried oregano and basil provide constant background flavor, while fresh parsley at the end wakes everything up. A pinch of red-pepper flakes is optional but recommended.

Chicken Broth: Just ½ cup keeps the mixture saucy without getting soupy. Low-sodium lets you control salt.

Hoagie Rolls & Cheese: For serving, toast rolls with a swipe of garlic butter and lay on provolone or melty mozzarella slices. Gluten-free? Try over cheesy grits.

How to Make Slow Cooker Sausage & Peppers: Easy Weeknights

Expert Tips

Variations to Try

• Spicy Philly Style: Swap half the bell peppers for jarred cherry peppers and add a splash of juice for piquant heat.
• Harvest Version: Replace one bell pepper with diced butternut squash and add 1 tsp fresh rosemary; the squash cubes become little sugar bombs.
• Low-Carb Bowls: Serve over cauliflower rice and stir in a handful of baby spinach just before serving.
• Sausage & Mushroom: Add 8 oz sliced cremini mushrooms; they soak up tomato goodness like mini sponges.
• Smoky Bourbon Twist: Stir in 2 Tbsp bourbon and ½ tsp smoked paprika for campfire nuance.

Storage Tips

Refrigerate: Cool completely and transfer to airtight containers. Keeps 4 days in the fridge; flavors meld and intensify by day two.

Freeze: Portion into freezer bags, press out air, and freeze flat up to 3 months. Thaw overnight in the fridge or reheat from frozen in a covered saucepan with a splash of broth over low heat, stirring occasionally.

Reheat: Microwave individual portions 60–90 seconds, covered, stirring halfway. For a crowd, warm in a Dutch oven over medium-low, adding broth to loosen.

Make-Ahead Sandwiches: Assemble rolls with sausage mixture and cheese, then wrap individually in foil. Freeze packets. To serve, bake 25 minutes at 375 °F straight from frozen—perfect for after-school activities.

Frequently Asked Questions

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Slow Cooker Sausage & Peppers: Easy Weeknights

(4.9 from 127 reviews)

Prep

10 min

Cook

6 h

Servings

6

Ingredients

• 2 lb Italian sausage links (hot and/or sweet)
• 2 red bell peppers, sliced into ½-inch strips
• 2 green bell peppers, sliced into ½-inch strips
• 2 medium yellow onions, pole-to-pole slices
• 4 cloves garlic, smashed
• 1 (28 oz) can crushed tomatoes
• 2 Tbsp tomato paste
• ½ cup low-sodium chicken broth, divided
• 1 tsp dried oregano
• ½ tsp dried basil
• ½ tsp kosher salt (more to taste)
• ¼ tsp black pepper
• Pinch red-pepper flakes, optional
• 2 Tbsp chopped fresh parsley
• 6 hoagie rolls and 6 slices provolone, for serving

Instructions

1. Brown Sausage: Heat 1 tsp oil in skillet. Brown sausages 2–3 min per side; transfer to plate. Slice into 1-inch pieces. Deglaze skillet with ¼ cup broth, scraping bits, and pour into slow cooker.
2. Layer Veg: Add peppers, onions, and garlic to cooker.
3. Make Sauce: Whisk crushed tomatoes, tomato paste, remaining broth, oregano, basil, salt, pepper, and red-pepper flakes; pour over vegetables.
4. Nestle Sausage: Place sliced sausage on top, slightly submerged.
5. Cook: Cover and cook LOW 6–7 h or HIGH 3–4 h, until peppers are tender and sausage reaches 165 °F.
6. Finish: Stir in parsley; adjust seasoning. For sandwiches, spoon onto toasted rolls, top with provolone, and broil 1–2 min until melted.

Recipe Notes

Browning the sausage is optional but highly recommended for depth of flavor. If you must skip, add ½ tsp smoked paprika to compensate.

Nutrition (per serving, roll not included)

382

Calories

22g

Protein

12g

Carbs

27g

Fat