One-Pot Ground Beef and Pepper Soup

By AislePrompt Editorial · Published 2026-06-18 · Updated 2026-06-18

A comforting Whole30-compliant soup brimming with ground beef, bell peppers, and aromatic herbs, perfect for warming up any day. This American-inspired soup recipe (whole30, paleo), ready in about 50 minutes, pairs avocado oil, ground beef, yellow onion for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 280 calories and feeds 6, so it slots cleanly into a Whole30 week and pairs well with roasted sweet potato or a simple olive-oil salad. 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.

Ingredients

• 2 tbsp avocado oil
• 1 lb ground beef
• 1 medium, diced yellow onion
• 1 large, diced red bell pepper
• 1 large, diced green bell pepper
• 3, minced garlic cloves
• 14 oz diced tomatoes (canned, no salt added)
• 4 cups beef broth (Whole30 compliant)
• 1 tsp sea salt
• 1/2 tsp black pepper
• 1 tsp dried thyme
• 1 tsp dried oregano
• 1 bay leaf

The stock pot we’d simmer this in → Best Stock Pots for 2026: Top Picks + Buying Guide

Instructions

1. Step 1: Heat 2 tablespoons of avocado oil in a large pot over medium-high heat until shimmering, about 1 minute. Add 1 pound of ground beef and cook for 5-6 minutes, breaking it apart, until browned and no longer pink.
2. Step 2: Add 1 diced medium yellow onion, 1 large diced red bell pepper, and 1 large diced green bell pepper to the pot. Sauté for 5 minutes until the vegetables soften.
3. Step 3: Stir in 3 minced garlic cloves and cook for 1 minute until fragrant. Add 14 ounces diced tomatoes, 4 cups beef broth, 1 teaspoon sea salt, 1/2 teaspoon black pepper, 1 teaspoon dried thyme, 1 teaspoon dried oregano, and 1 bay leaf. Bring to a boil, then reduce heat to low and simmer uncovered for 25 minutes to blend flavors.
4. Step 4: Remove the bay leaf before serving. Adjust seasoning as needed and enjoy this hearty, nourishing soup.