Ground Beef Stir-Fry with Cauliflower Rice and Bell Peppers

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

A colorful stir-fry of seasoned ground beef, crisp bell peppers, and cauliflower rice, delivering a flavorful Whole30-approved dinner packed with protein and veggies. This asian fusion-inspired whole30 (whole30, dairy free) ready in about 35 minutes pairs (85% lean) ground beef, (about 300 g) cauliflower rice, sliced green onions for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 400 calories and feeds 4, 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: 20 min Serves 4 Asian Fusion cuisine 400 cal/serving
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Ingredients

Instructions

  1. Step 1: Heat 2 tbsp olive oil in a large skillet or wok over medium-high heat. Add 3 cloves minced garlic and 1 tbsp grated ginger, sauté for 1 minute until fragrant.
  2. Step 2: Add 1 lb ground beef, break apart with a spatula, and cook for 6-7 minutes until browned and cooked through. Season with 1 tsp sea salt, 1/2 tsp black pepper, and 1/4 tsp red chili flakes.
  3. Step 3: Stir in 1 large each sliced red and yellow bell peppers, cooking for 4-5 minutes until crisp-tender.
  4. Step 4: In a separate pan, heat 1 tbsp sesame oil over medium heat. Add 3 cups cauliflower rice and sauté for 5 minutes until tender but still slightly firm.
  5. Step 5: Return beef and peppers to the pan with cauliflower rice, add 3 tbsp coconut aminos, and toss for 2 minutes until everything is well-coated and heated through.
  6. Step 6: Remove from heat and garnish with 3 sliced green onions before serving.

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Frequently asked questions

How long does Ground Beef Stir-Fry with Cauliflower Rice and Bell Peppers take to make?

Total time is about 35 minutes (15 min prep + 20 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 Ground Beef Stir-Fry with Cauliflower Rice and Bell Peppers?

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 (85% lean) ground beef from drying out.

Can I substitute ingredients in Ground Beef Stir-Fry with Cauliflower Rice and Bell Peppers?

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 Ground Beef Stir-Fry with Cauliflower Rice and Bell Peppers for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). 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.

Is Ground Beef Stir-Fry with Cauliflower Rice and Bell Peppers whole30?

Yes — this recipe is tagged whole30, dairy free, gluten free, high protein based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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