Triweekly Stir-Fried Beef with Bell Peppers and Ginger

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

A quick and flavorful stir-fry featuring tender beef strips, colorful bell peppers, and fresh ginger, ideal for triweekly dinners. This chinese-inspired meal prep ready in about 30 minutes pairs flank steak, red bell pepper, 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.

Prep: 15 min Cook: 15 min Serves 4 Chinese cuisine 350 cal/serving
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Ingredients

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Instructions

  1. Step 1: In a small bowl, whisk together 3 tbsp soy sauce, 1 tsp brown sugar, 1 tsp cornstarch, and 2 tbsp water until smooth; set aside the stir-fry sauce.
  2. Step 2: Heat 2 tbsp vegetable oil in a large wok or skillet over high heat until shimmering, about 2 minutes.
  3. Step 3: Add 1 lb thinly sliced flank steak and stir-fry for 3-4 minutes until browned but still tender. Remove beef and set aside.
  4. Step 4: In the same wok, add 2 tbsp julienned fresh ginger and 3 minced garlic cloves. Sauté for 30 seconds until fragrant.
  5. Step 5: Add 1 sliced red bell pepper and 1 sliced yellow bell pepper, stir-frying for 3 minutes until slightly tender but crisp.
  6. Step 6: Return beef to the wok and pour in the prepared stir-fry sauce along with 1 tbsp sesame oil. Toss everything together and cook for 1-2 minutes until the sauce thickens and coats the beef and vegetables.
  7. Step 7: Remove from heat and garnish with 2 sliced green onions before serving with steamed rice or noodles.

Frequently asked questions

How long does Triweekly Stir-Fried Beef with Bell Peppers and Ginger take to make?

Total time is about 30 minutes (15 min prep + 15 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 Triweekly Stir-Fried Beef with Bell Peppers and Ginger?

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 flank steak from drying out.

Can I substitute ingredients in Triweekly Stir-Fried Beef with Bell Peppers and Ginger?

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 Triweekly Stir-Fried Beef with Bell Peppers and Ginger 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.

What goes well with Triweekly Stir-Fried Beef with Bell Peppers and Ginger?

Chinese meal prep 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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