Tender strips of beef stir-fried with bell peppers and onions in a rich, garlicky soy sauce. A fast, flavorful weeknight meal that tastes just like takeout.
1 lb flank steak, sliced thin against the grain
2 tbsp soy sauce (for marinade)
1 tsp sesame oil (optional)
1 tsp cornstarch
1 red bell pepper, sliced
1 green bell pepper, sliced
1 medium onion, sliced
2 cloves garlic, minced
1 tsp fresh ginger, minced
2 tbsp soy sauce (for sauce)
1 tbsp oyster sauce
1 tsp sugar
¼ cup beef broth or water
1 tsp cornstarch
2 tbsp vegetable oil
In a bowl, marinate beef with soy sauce, sesame oil, and cornstarch for 10–15 minutes.
In another bowl, whisk together sauce ingredients and set aside.
Heat 1 tbsp oil in a wok or skillet. Stir-fry beef until browned. Remove from pan.
Add remaining oil and stir-fry garlic, ginger, onions, and bell peppers for 2–3 minutes.
Return beef to the pan and pour in sauce. Stir until thickened and glossy, about 2 minutes.
Serve hot over rice or noodles.
Slice beef thinly and evenly for fast cooking.
Adjust sauce sweetness or saltiness to taste.
Add extra veggies like mushrooms or snow peas for variety.