Black Pepper Beef, Mushroom & Green Bean Stir-Fry is a quick, flavor-packed dinner you’ll crave.
- introduction — Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- why make this recipe — Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- how to make Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- Ingredients : Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- Directions : Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- how to serve Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- how to store Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- tips to make Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- variation (if any) — Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- FAQs — Black Pepper Beef, Mushroom & Green Bean Stir-Fry
introduction — Black Pepper Beef, Mushroom & Green Bean Stir-Fry
This Black Pepper Beef, Mushroom & Green Bean Stir-Fry brings big flavor in a short time. It uses simple ingredients and a bold peppery sauce for a fast weeknight win.
If you want a close idea of a similar stir-fry style and sauce, see the savory beef and mushroom stir-fry with garlic-ginger sauce for another easy dinner option.
why make this recipe — Black Pepper Beef, Mushroom & Green Bean Stir-Fry
Make this Black Pepper Beef, Mushroom & Green Bean Stir-Fry because it is:
- Fast to cook — ready in about 20 minutes after prep.
- Balanced — protein, veg, and savory sauce in one pan.
- Bold — the coarse black pepper gives it a real kick.
It also pairs well with creamy sides, so you can try it with richer textures like creamy polenta with mushrooms and greens for a cozy meal.
how to make Black Pepper Beef, Mushroom & Green Bean Stir-Fry
Follow these clear steps to make this Black Pepper Beef, Mushroom & Green Bean Stir-Fry at home.
Ingredients : Black Pepper Beef, Mushroom & Green Bean Stir-Fry
For the Stir-Fry:
- ¾ pound flank steak, trimmed and thinly sliced
- 1 pound fresh green beans, ends trimmed and snapped into 2–3 inch pieces
- 1 cup mushrooms, sliced (button or cremini)
- 1 medium onion, thinly sliced
- 2 slices fresh ginger, unpeeled
- 3 tablespoons canola oil (divided)
- ¼ cup water
- Salt, to taste
For the Marinade:
- 2 tablespoons soy sauce
- 1 tablespoon cornstarch
- 1 tablespoon rice vinegar or rice wine (optional: lime juice substitute)
- 1 teaspoon sugar
- 2 teaspoons coarse black pepper
Directions : Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- Prepare the Ingredients. Snap green beans into 2–3 inch pieces. Slice mushrooms and onion and set aside. Cut the flank steak into thin strips by slicing with the grain into 2-inch-wide pieces, then slice across the grain into 1/8-inch slices.
- Marinate the Beef. In a medium bowl, whisk soy sauce, cornstarch, rice vinegar (or lime), sugar, and black pepper. Add beef, mix well, and let sit 10–15 minutes while you prep veg.
- Cook the Green Beans. Heat 1 Tbsp oil in a large wok or skillet over high heat. Add green beans and stir-fry 1 minute. Pour in 1/4 cup water, reduce to medium, cover, and steam 6–8 minutes until tender-crisp. Remove beans and any liquid; set aside.
- Sauté the Aromatics, Mushrooms & Onion. Increase heat to high and add 1 Tbsp oil. Add ginger slices and sauté 30 seconds until fragrant. Add onion and mushrooms; stir-fry 2–3 minutes until onion softens and mushrooms brown. Remove and discard ginger slices.
- Stir-Fry the Beef. Add remaining 1 Tbsp oil. Add marinated beef and cook 2–3 minutes, stirring constantly, until browned and no longer pink.
- Combine and Finish. Return green beans, mushrooms, and onion to the pan. Toss and stir-fry 1–2 minutes until everything is hot and coated. Taste and add salt or extra black pepper if needed.
- Serve. Serve hot over steamed jasmine rice or noodles. Garnish with freshly cracked pepper or toasted sesame seeds for extra flavor.
how to serve Black Pepper Beef, Mushroom & Green Bean Stir-Fry
Serve this Black Pepper Beef, Mushroom & Green Bean Stir-Fry over rice or noodles for a full meal. Add a simple salad or pickled cucumbers to cut the heat.
For a heartier spread, you can serve it alongside a bowl of 5-ingredient sweet potato black bean chili for contrast and extra comfort.
how to store Black Pepper Beef, Mushroom & Green Bean Stir-Fry
Store your Black Pepper Beef, Mushroom & Green Bean Stir-Fry in an airtight container in the fridge for up to 3 days. Reheat gently in a skillet over medium heat to keep the beef tender.
To freeze, cool completely, place in a freezer-safe container, and freeze up to 2 months. Thaw in the fridge overnight before reheating.
tips to make Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- Slice beef thin and, if possible, slice against the grain for the most tender bites.
- Keep the pan very hot when browning the beef to get a good sear.
- Use coarse black pepper for real bite; add more at the end if you want extra heat.
- Add a drizzle of sesame oil or a pinch of red pepper flakes before serving for depth.
variation (if any) — Black Pepper Beef, Mushroom & Green Bean Stir-Fry
- Make it vegetarian: swap beef for firm tofu or tempeh and use the same marinade.
- Add more veg: bell peppers, snap peas, or bok choy work well.
- Make it saucier: stir in 1/4 cup beef stock or oyster sauce at the end and cook 1 minute.
FAQs — Black Pepper Beef, Mushroom & Green Bean Stir-Fry
Q: Can I use a different cut of beef?
A: Yes. Sirloin or skirt steak both work well. Slice thin and cook quickly over high heat.
Q: How do I keep green beans crisp-tender?
A: Don’t overcook them. Steam covered with a little water for 6–8 minutes, then finish in the pan.
Q: What if I don’t have rice vinegar?
A: You can use a little lime juice as a substitute in the marinade. It adds bright acid.
Q: Where can I buy good coarse black pepper or kitchen tools?
A: Buy it here to get fresh coarse pepper or related tools.
Q: Can I prep this ahead?
A: Yes. Slice the beef and veg a few hours ahead and keep them covered in the fridge. Marinate the beef just before cooking for best texture.

Black Pepper Beef, Mushroom & Green Bean Stir-Fry
Ingredients
For the Stir-Fry
- ¾ pound flank steak, trimmed and thinly sliced Slice against the grain for tenderness.
- 1 pound fresh green beans, ends trimmed and snapped into 2–3 inch pieces Ensure even size for uniform cooking.
- 1 cup mushrooms, sliced (button or cremini) Can use any preferred mushrooms.
- 1 medium onion, thinly sliced Yellow, red, or white onion can be used.
- 2 slices fresh ginger, unpeeled For flavoring, remove before serving.
- 3 tablespoons canola oil (divided) For cooking.
- ¼ cup water Used to steam vegetables.
- Salt, to taste Add according to preference.
For the Marinade
- 2 tablespoons soy sauce Adjust for saltiness.
- 1 tablespoon cornstarch For thickening.
- 1 tablespoon rice vinegar or rice wine (optional: lime juice substitute) Use lime juice for a fresh twist.
- 1 teaspoon sugar To balance flavors.
- 2 teaspoons coarse black pepper Add more at the end for extra heat.
Instructions
Preparation
- Snap green beans into 2–3 inch pieces. Slice mushrooms and onion and set aside. Cut the flank steak into thin strips by slicing with the grain into 2-inch-wide pieces, then slice across the grain into 1/8-inch slices.
Marinating the Beef
- In a medium bowl, whisk soy sauce, cornstarch, rice vinegar (or lime), sugar, and black pepper. Add beef, mix well, and let sit 10–15 minutes while you prep the vegetables.
Cooking
- Heat 1 Tbsp oil in a large wok or skillet over high heat. Add green beans and stir-fry for 1 minute. Pour in 1/4 cup water, reduce to medium, cover, and steam for 6–8 minutes until tender-crisp. Remove beans and any liquid; set aside.
- Increase heat to high and add 1 Tbsp oil. Add ginger slices and sauté for 30 seconds until fragrant. Add onion and mushrooms; stir-fry for 2–3 minutes until onion softens and mushrooms brown. Remove and discard ginger slices.
- Add remaining 1 Tbsp oil. Add marinated beef and cook for 2–3 minutes, stirring constantly, until browned and no longer pink.
- Return green beans, mushrooms, and onion to the pan. Toss and stir-fry for 1–2 minutes until everything is hot and coated. Taste and add salt or extra black pepper if needed.
Serving
- Serve hot over steamed jasmine rice or noodles. Garnish with freshly cracked pepper or toasted sesame seeds for extra flavor.

