Beef Broccoli Lo Mein

Close-up of Beef and Broccoli Lo Mein with Sesame noodles coated in glossy sauce, garnished with sesame seeds and green onions. Save to Pinterest
Close-up of Beef and Broccoli Lo Mein with Sesame noodles coated in glossy sauce, garnished with sesame seeds and green onions. | yummyhauskitchen.com

This dish combines tender slices of beef with crisp broccoli florets and lo mein noodles, all coated in a rich, fragrant sesame sauce. The beef is marinated briefly for extra tenderness and quickly stir-fried to lock in flavor. Vegetables are lightly steamed in the pan to maintain their crispness before combining with noodles and a savory blend of soy, oyster, and hoisin sauces. Toasted sesame seeds finish the dish with a nutty crunch, creating a balanced and satisfying meal ready in just over half an hour.

The steam from my wok always reminds me of those tiny takeout spots tucked into city corners where you can watch through the window as everything happens in a blur of motion and flames. I first attempted lo mein after realizing my favorite delivery version was probably simpler than it seemed and I was right but getting that restaurant quality gloss took some experimentation.

My roommate walked in during my third attempt mouth already watering from the sesame hitting the hot oil and declared this version better than our usual Friday night order. Now whenever we have friends over this is the dish they actually request by name even the ones who swear they dont like broccoli.

Ingredients

  • Flank steak or sirloin: Slicing against the grain is nonnegotiable here it creates those tender bite sized pieces that melt in your mouth instead of chewing forever
  • Soy sauce and cornstarch for beef: This brief velvetting step protects the meat from the high heat creating a silky texture that screams restaurant quality
  • Lo mein noodles: Fresh noodles give the best chew but dried works perfectly if you boil them slightly less than the package suggests so they finish cooking in the sauce
  • Broccoli florets: Keep them bite sized so they cook through quickly while maintaining that satisfying crunch in every forkful
  • Red bell pepper: Adds sweetness and color that makes the dish look as vibrant as it tastes
  • Garlic and green onions: Fresh aromatics that hit the hot fat and create that irresistible sizzle sound that makes everyone drift toward the kitchen
  • Sesame oil: Toasted not regular this is the backbone of the entire flavor profile and worth seeking out for that authentic nutty finish
  • Oyster sauce and hoisin: These create that glossy coating and depth that takes this from stir fry to takeout territory
  • Sesame seeds: Toast them right in a dry pan for two minutes until fragrant they add the final crunch that makes each bite interesting

Instructions

Prep the beef:
Toss the sliced beef with soy sauce and cornstarch until each piece is lightly coated then walk away for ten minutes. This short wait makes all the difference between tough and tender meat.
Get your noodles going:
Cook the noodles according to the package then drain immediately and toss with a drop of oil to prevent sticking. Set them aside where they are ready to jump into the pan at the perfect moment.
Whisk up the sauce:
Combine all your sauce ingredients in a small bowl whisking until the cornstarch completely dissolves. Having this ready before you turn on the heat means you will not be scrambling mid stir fry.
Sear the beef:
Get your wok screaming hot add a tablespoon of oil and spread the beef in a single layer. Let it develop a deep brown crust for two full minutes then flip and cook one more minute before removing to a plate.
Cook the vegetables:
Add another splash of oil to the hot wok and toss in the broccoli and bell pepper. After two minutes add the water cover and let steam for one to two minutes until the broccoli is bright green and just tender.
Build the aromatics:
Toss in the garlic and green onions and stir for thirty seconds until you can smell them. This is quick work because burnt garlic turns bitter fast so stay right there.
Bring it all together:
Return the beef to the pan add the noodles and pour the sauce over everything. Toss furiously over high heat for two to three minutes until the sauce thickens coats every strand and the noodles look glossy and tempting.
Finish and serve:
Pile into bowls immediately shower with those toasted sesame seeds and extra green onions then bring to the table while it is still piping hot and fragrant.
Beef and Broccoli Lo Mein with Sesame steaming in a wok, tender beef and crisp broccoli tossed in savory sauce. Save to Pinterest
Beef and Broccoli Lo Mein with Sesame steaming in a wok, tender beef and crisp broccoli tossed in savory sauce. | yummyhauskitchen.com

Last Tuesday my partner finally admitted he had been asking for this weekly not because he loves Chinese food but because it is the only time I actually remember to make extra for his lunch the next day. Now I double the batch on purpose and there is still never a single noodle left behind.

Getting That Restaurant Texture

The secret is heat management and timing everything so it all comes together at once. I set up my ingredients like a little assembly line because once that pan is hot there is no time to hunt for missing sauce ingredients.

Noodle Selection

Fresh egg noodles from the refrigerated section transform this dish but dried lo mein or even spaghetti will work in a pinch. Just remember that dried noodles need slightly less boiling time since they finish cooking in the sauce.

Make It Your Own

This base recipe is incredibly forgiving and adaptable to whatever needs using up in your crisper drawer. Snap peas shredded carrots baby corn and mushrooms all work beautifully here.

  • Try swapping the beef for sliced chicken breast or shrimp adjusting the cooking time accordingly
  • Add a handful of baby spinach during the final toss for extra color and nutrition that wilts perfectly into the noodles
  • Make it spicy by adding chili garlic sauce or red pepper flakes directly into the sauce mixture
Serving suggestion for Beef and Broccoli Lo Mein with Sesame on a white plate, chopsticks resting nearby for a weeknight meal. Save to Pinterest
Serving suggestion for Beef and Broccoli Lo Mein with Sesame on a white plate, chopsticks resting nearby for a weeknight meal. | yummyhauskitchen.com

Serve this alongside simple steamed dumplings or a crisp cucumber salad and you have a meal that makes any Tuesday feel like a proper occasion worth savoring.

Frequently asked questions about this recipe

Flank steak or sirloin thinly sliced against the grain is ideal for tenderness and quick cooking.

Yes, bell peppers and green onions complement well, and other crisp veggies like snap peas can be added.

Cook noodles according to package directions, then drain and rinse with cool water to separate strands.

Cornstarch helps thicken the sauce, giving it a glossy texture that coats noodles and ingredients evenly.

Yes, chicken or tofu can be used as alternatives for variation in flavor and texture.

Briefly steaming with a splash of water in the pan maintains a crisp-tender bite without overcooking.

Beef Broccoli Lo Mein

Tender beef, crisp broccoli, and noodles tossed in a flavorful sesame sauce, perfect for a quick meal.

Prep 20m
Cook 15m
Total 35m
Servings 4
Difficulty Easy

Ingredients

Beef

  • 10.5 oz flank steak or sirloin, thinly sliced against the grain
  • 1 tbsp soy sauce
  • 1 tsp cornstarch

Noodles

  • 9 oz lo mein noodles (fresh or dried)

Vegetables

  • 2 cups broccoli florets
  • 1 small red bell pepper, thinly sliced
  • 2 cloves garlic, minced
  • 2 green onions, sliced

Sauce

  • 3 tbsp soy sauce
  • 2 tbsp oyster sauce
  • 1 tbsp hoisin sauce
  • 1 tbsp toasted sesame oil
  • 1 tsp sugar
  • 2 tbsp water
  • 1 tsp cornstarch

Garnish

  • 2 tsp toasted sesame seeds

Instructions

1
Marinate the Beef: Toss the sliced beef with 1 tbsp soy sauce and 1 tsp cornstarch in a bowl. Let sit for 10 minutes to tenderize.
2
Cook the Noodles: Prepare lo mein noodles according to package directions. Drain well and set aside.
3
Prepare the Sauce: Whisk together soy sauce, oyster sauce, hoisin sauce, sesame oil, sugar, water, and cornstarch until smooth.
4
Sear the Beef: Heat 1 tbsp oil in a large wok over high heat. Add beef and stir-fry for 2-3 minutes until browned. Remove and set aside.
5
Cook the Vegetables: Add 1 tbsp oil to the wok if needed. Stir-fry broccoli and bell pepper for 2 minutes. Add 2 tbsp water, cover, and steam for 1-2 minutes until tender.
6
Add Aromatics: Add garlic and green onions to the vegetables. Stir-fry for 30 seconds until fragrant.
7
Combine and Finish: Return beef to the pan. Add noodles and sauce. Toss over high heat for 2-3 minutes until sauce thickens and everything is coated.
8
Serve: Serve immediately, topped with toasted sesame seeds and extra green onions if desired.
Additional Information

Equipment Needed

  • Large wok or skillet
  • Medium saucepan
  • Strainer
  • Knife and cutting board
  • Mixing bowls

Nutrition (Per Serving)

Calories 410
Protein 25g
Carbs 49g
Fat 13g

Allergy Information

  • Contains soy (soy sauce, oyster sauce, hoisin sauce)
  • Contains gluten (soy sauce, noodles, hoisin sauce, oyster sauce)
  • Contains shellfish (oyster sauce)
Lea Hoffmann

Passionate home cook sharing easy recipes, cooking tips, and wholesome meal inspiration.