A fast and healthy beef stir-fry with tender zucchini and a garlicky soy-based sauce — ready in under 30 minutes and perfect for low-carb or high-protein meals.
1 lb flank steak, thinly sliced
2–3 zucchini, sliced
2 cloves garlic, minced
2 tbsp soy sauce (for beef)
1 tsp cornstarch (for beef)
1–2 tbsp oil, divided
Stir-Fry Sauce:
2 tbsp soy sauce
1 tbsp oyster sauce (or hoisin)
1 tsp sesame oil
1 tsp rice vinegar
1 tsp honey or brown sugar
1 tsp cornstarch + 1 tbsp water (slurry)
Garnishes:
Sesame seeds
Sliced green onions
Chili flakes (optional)
Toss beef with soy sauce and cornstarch. Let rest while prepping.
Mix stir-fry sauce and set aside.
Sear beef in oil over high heat until browned. Remove.
Stir-fry zucchini until crisp-tender. Add garlic and cook 30 seconds.
Return beef to pan, add sauce, and toss to coat. Simmer 1–2 mins.
Garnish and serve over rice or greens.
Add bell peppers or mushrooms for more veggies.
Use tamari for gluten-free.
Perfect for meal prep and reheats well.