Beef Stir-Fry with Bell Peppers and Coconut Aminos
Quick stir-fried beef strips with colorful bell peppers in a savory coconut aminos sauce, perfect for a Whole30-approved dinner. This asian-inspired whole30 (whole30, gluten free) ready in about 22 minutes pairs thinly sliced flank steak, large red bell pepper, large yellow bell pepper for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 350 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.
Ingredients
- 1 lb, thinly sliced flank steak
- 1 large red bell pepper
- 1 large yellow bell pepper
- 3 stalks green onion
- 4 cloves garlic cloves
- 1 tbsp grated fresh ginger
- 3 tbsp coconut aminos
- 1 tbsp sesame oil
- 2 tbsp olive oil
- 1/2 tsp black pepper
- 1 tsp sea salt
- 1/4 tsp (optional) red chili flakes
Instructions
- Step 1: Slice 1 large red and 1 large yellow bell pepper into thin strips. Chop 3 green onions into 1-inch pieces. Mince 4 garlic cloves and grate 1 tbsp fresh ginger.
- Step 2: Heat 2 tbsp olive oil in a large wok or skillet over high heat until shimmering. Add 1 lb thinly sliced flank steak and stir-fry for 2-3 minutes until browned but not fully cooked; remove and set aside.
- Step 3: Add 1 tbsp sesame oil to the same pan, then add the bell pepper strips, minced garlic, and grated ginger. Stir-fry for 3-4 minutes until peppers soften but remain crisp.
- Step 4: Return the beef to the pan along with 3 tbsp coconut aminos, 1 tsp sea salt, 1/2 tsp black pepper, and 1/4 tsp red chili flakes if using. Stir-fry everything together for 2 minutes until the beef is cooked through and sauce coats all ingredients.
- Step 5: Toss in the chopped green onions in the last 30 seconds and serve hot.
Frequently asked questions
How long does Beef Stir-Fry with Bell Peppers and Coconut Aminos take to make?
Total time is about 22 minutes (10 min prep + 12 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 Beef Stir-Fry with Bell Peppers and Coconut Aminos?
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 thinly sliced flank steak from drying out.
Can I substitute ingredients in Beef Stir-Fry with Bell Peppers and Coconut Aminos?
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 Beef Stir-Fry with Bell Peppers and Coconut Aminos 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 Beef Stir-Fry with Bell Peppers and Coconut Aminos whole30?
Yes — this recipe is tagged whole30, gluten free based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.
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