Step-by-step instructions
- In a large bowl, toss the sliced flank steak with cornstarch until it’s well coated.
- In a separate bowl, mix together soy sauce, brown sugar, garlic, ginger, and water to create a uniform sauce.
- Heat the vegetable oil in a large skillet over medium-high heat. Add the coated steak and cook until it turns a lovely golden brown.
- Next, toss in the sliced onion and bell pepper, cooking for an additional 2-3 minutes until they’re slightly tender.
- Pour the sauce over the steak and veggies, giving it a good stir. Cook for another 2-3 minutes until the sauce thickens up nicely.
- Serve the delicious Mongolian beef and veggies over the prepared noodles. Enjoy every bite!
How to serve Mongolian Beef and Noodles
When it comes to serving Mongolian beef and noodles, presentation matters! Consider garnishing with sliced green onions or sesame seeds for added texture and flavor. Pair this dish with a side of steamed vegetables or crispy spring rolls to elevate your meal even further. And don’t forget a refreshing drink, like iced tea or a light Asian-inspired cocktail, to round off the experience.
Keeping leftovers fresh
If you’re lucky enough to have leftovers, storing them properly is key! Allow the dish to cool down before transferring it to an airtight container. You can keep it in the refrigerator for up to 3 days. For longer storage, consider freezing your Mongolian beef and noodles in portion-sized containers, where it can last for about 2-3 months. Just make sure to reheat thoroughly until steaming hot to enjoy its best flavors.
Helpful cooking tips
- For an extra crisp on the steak, let it rest after coating with cornstarch for about 10 minutes before cooking.
- Add a splash of rice vinegar to the sauce for a tangy twist that brightens the flavors.
- If you have more veggies on hand, feel free to get creative! Broccoli, snap peas, or carrots can easily complement this dish.
Recipe variations
Want to mix it up? Here are some creative twists you can try:
- Swap out the flank steak for chicken breast or shrimp for a different protein option.
- Experiment with the sauce by adding a spoonful of chili paste for a spicy kick.
- For a gluten-free variation, use tamari instead of soy sauce, and substitute noodles with rice or zucchini noodles.

FAQs
How long does it take to prepare this dish?
This Mongolian beef and noodles recipe takes about 30 minutes from start to finish, making it perfect for busy weeknights.
Can I make substitutions for the flank steak?
Absolutely! Chicken breast, shrimp, or even tofu are great alternatives that work well with the same cooking method.
How do I reheat leftovers safely?
To ensure safe reheating, warm up your leftovers in a pan over medium heat on the stove or in the microwave until they are steaming hot throughout.
Enjoy your culinary adventure with Mongolian beef and noodles! This recipe promises to quickly become a staple in your home, delighting taste buds with every bite.






