Slow-Roasted Italian Sausage and Pepper Bake

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A hearty one-pan bake of Italian sausage, bell peppers, and onions slow-roasted to develop deep, authentic flavors. This italian-inspired pork ready in about 65 minutes pairs large yellow onion, cut into wedges, olive oil, dried oregano for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 520 calories and feeds 6, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 15 min Cook: 50 min Serves 6 Italian cuisine 520 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 375°F. In a large mixing bowl, toss 2 large sliced red bell peppers, 2 large sliced green bell peppers, and 1 large wedged yellow onion with 3 tbsp olive oil, 1 tsp dried oregano, 1 tsp dried basil, 1 tsp salt, and 1/2 tsp black pepper until evenly coated.
  2. Step 2: Spread the vegetables in a single layer in a large roasting pan or baking dish.
  3. Step 3: Nestle 6 Italian sausage links evenly on top of the vegetables.
  4. Step 4: Roast uncovered for 45-50 minutes, turning sausages halfway through, until sausages are cooked through and vegetables are caramelized and tender.
  5. Step 5: Remove from oven and let rest 5 minutes before serving family-style with crusty bread.

Equipment for this recipe

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Frequently asked questions

How long does Slow-Roasted Italian Sausage and Pepper Bake take to make?

Total time is about 65 minutes (15 min prep + 50 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Slow-Roasted Italian Sausage and Pepper Bake?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep olive oil from drying out.

Can I substitute ingredients in Slow-Roasted Italian Sausage and Pepper Bake?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Slow-Roasted Italian Sausage and Pepper Bake for a different number of people?

The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Slow-Roasted Italian Sausage and Pepper Bake?

Italian pork like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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