Easy Savory Beef Lo Mein Recipe – Perfect for Weeknights!

Posted on July 28, 2023 by Kate

Dinner

Introduction

Remember those nights when you craved something delicious and comforting, but the thought of a complicated recipe just made you want to order takeout? Well, get ready to ditch the delivery app because I’ve got a recipe that’s going to become your new weeknight hero! This Savory Beef Lo Mein with Veggies is so incredibly easy and quick, it’ll feel like magic. It brings back all those wonderful memories of cozy dinners, and the best part? You can whip it up in your own kitchen with minimal fuss. Get your aprons on, friend, we’re about to make something amazing!

Why You’ll Love This Recipe

  • Fast: From start to finish, you’ll be enjoying this flavorful dish in no time. Perfect for busy evenings!
  • Easy: Seriously, the steps are straightforward and don’t require any fancy culinary skills. You’ve got this!
  • Giftable: While it’s best enjoyed fresh, the components can be prepped ahead, making it a thoughtful (and delicious!) gift for a neighbor or friend who could use a home-cooked meal.
  • Crowd-pleasing: This dish is a guaranteed hit with everyone, from picky eaters to seasoned foodies. It’s got that perfect balance of savory, a hint of sweetness, and tons of texture.

Ingredients

Gathering your ingredients is half the fun, right? Here’s what you’ll need for this delightful lo mein:

For the Beef:

  • 1 lb beef sirloin, thinly sliced: Sirloin is great because it’s tender and cooks quickly. Slice it against the grain for the best texture!
  • 2 tablespoons soy sauce: The foundation of that savory marinade.
  • 1 tablespoon cornstarch: This helps the beef get a beautiful sear and keeps it super tender.
  • 1 tablespoon vegetable oil: Just a little to help with browning.

For the Lo Mein:

  • 8 oz lo mein noodles or spaghetti: Lo mein noodles are traditional, but good old spaghetti works beautifully too.
  • 2 tablespoons vegetable oil: For sautéing all those delicious veggies.
  • 1 onion, thinly sliced: Adds a sweet aromatic base.
  • 2 cloves garlic, minced: Because is any savory dish truly complete without garlic? I think not!
  • 1 cup sliced carrots: For a pop of color and a slight sweetness.
  • 1 cup sliced bell peppers (red, green, or yellow): I love using a mix for vibrant colors and different flavors.
  • 1 cup broccoli florets: A healthy and classic addition.
  • 1 cup snow peas: For that lovely crisp-tender bite and fresh green flavor.
  • 1/4 cup soy sauce: More of that essential savory goodness for the sauce.
  • 2 tablespoons oyster sauce: This is a secret weapon for adding a deep, umami richness to the sauce. Don’t skip it if you can!
  • 1 teaspoon sesame oil: A little goes a long way to add that signature nutty aroma.
  • 1/4 cup beef broth: Helps to create a luscious sauce that coats everything.
  • 1 tablespoon cornstarch mixed with 1 tablespoon water (slurry): Our magic thickener for the sauce!
  • Green onions, chopped (for garnish): Fresh, bright, and adds a lovely oniony zing.
  • Sesame seeds (optional, for garnish): For a little extra crunch and visual appeal.

How to Make It

Alright, let’s get cooking! This is where the real fun begins.

  1. Marinate the Beef: In a medium bowl, toss your thinly sliced beef with 2 tablespoons of soy sauce and 1 tablespoon of cornstarch. Give it a good mix so every piece is coated. Let it hang out and marinate for at least 15 minutes while you get your other ingredients ready. This step is key to tender, flavorful beef!
  2. Cook the Noodles: Get your lo mein noodles or spaghetti cooking according to the package directions. Once they’re al dente, drain them well and set them aside. I like to give them a little rinse with cold water to stop the cooking process and prevent them from sticking.
  3. Sear the Beef: Heat 1 tablespoon of vegetable oil in a large skillet or wok over medium-high heat. Once it’s nice and hot, add your marinated beef in a single layer (you might need to do this in batches if your skillet isn’t huge). Stir-fry until it’s beautifully browned. Don’t overcook it! Remove the beef from the skillet and set it aside for now.
  4. Sauté the Aromatics: Add another 2 tablespoons of vegetable oil to the same skillet (no need to wash it!). Toss in your thinly sliced onion and cook until it starts to soften and become fragrant, about 2-3 minutes. Then, add your minced garlic and cook for just 1 minute more until you can smell that wonderful garlicky aroma.
  5. Stir-Fry the Veggies: Now for the colorful part! Add your sliced carrots, bell peppers, broccoli florets, and snow peas to the skillet. Stir-fry them for about 5-7 minutes, or until they’re tender-crisp. You want them to still have a little bite to them – nobody likes mushy veggies!
  6. Whip Up the Sauce: While the veggies are cooking, whisk together the 1/4 cup soy sauce, 2 tablespoons oyster sauce, 1 teaspoon sesame oil, and 1/4 cup beef broth in a small bowl. This simple sauce is packed with flavor!
  7. Bring It All Together: Pour that delicious sauce mixture over the vegetables in the skillet. Then, return your cooked, browned beef to the skillet.
  8. Thicken the Sauce: Bring the mixture to a gentle simmer. Now, it’s time to thicken it up! Gradually stir in your cornstarch slurry (that’s the cornstarch mixed with water). Keep stirring until the sauce thickens to your desired consistency. It should be nice and glossy!
  9. Add the Noodles: Finally, add your cooked noodles to the skillet. Toss everything together gently, making sure the noodles and veggies are beautifully coated in that savory sauce.
  10. Garnish and Serve: Sprinkle generously with chopped green onions and sesame seeds if you’re using them. Serve immediately and get ready for the compliments!

Substitutions & Additions

This recipe is wonderfully versatile, so feel free to make it your own! Here are some ideas:

  • Noodles: If you can’t find lo mein noodles, ramen noodles (without the seasoning packet) or even fettuccine will work in a pinch.
  • Veggies: Almost any stir-fry friendly vegetable will be delicious here. Try adding sliced mushrooms, baby corn, water chestnuts, or snap peas.
  • Protein: Chicken or shrimp would be fantastic substitutes for beef. Just adjust the cooking time accordingly. For a vegetarian option, use firm tofu or add more vegetables and maybe some edamame.
  • Spice: Love a little heat? Add a pinch of red pepper flakes to the sauce or a drizzle of sriracha when serving.
  • Flavor Boost: A dash of rice vinegar in the sauce can add a nice tanginess.

Tips for Success

A few little tricks can make this dish even more perfect:

  • Prep Everything First (Mise en Place): This is a stir-fry, which means things move fast! Have all your veggies chopped, your garlic minced, and your sauce mixed before you even turn on the stove.
  • Don’t Crowd the Pan: When searing the beef and stir-frying the veggies, it’s important not to overcrowd your skillet. This allows everything to get a nice sear and cook evenly, rather than steaming. Cook in batches if necessary.
  • Tender-Crisp Veggies: The goal is to cook the vegetables until they are tender but still have a slight crunch. This adds wonderful texture to the dish.
  • Prep Ahead: You can chop all your vegetables and marinate the beef a day in advance. Store them separately in the refrigerator. This will make weeknight assembly even faster!

How to Store It

Leftovers are a great thing, especially with this lo mein! Store any cooled leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently on the stovetop with a splash of water or broth to prevent it from drying out. While it’s still delicious, it’s best enjoyed fresh for the optimal noodle and veggie texture.

FAQs

Can I use a different cut of beef?

Yes, you can! Flank steak or even chicken breast cut into thin strips would work well. Just ensure they are sliced thinly and cook time might vary slightly.

How do I make sure the noodles don’t get mushy?

Cook the noodles just until al dente (slightly firm to the bite). Rinsing them with cold water after draining also helps stop the cooking process and prevents them from clumping together.

Can I make this recipe gluten-free?

Absolutely! Use gluten-free soy sauce (tamari), ensure your oyster sauce is gluten-free (some brands contain wheat), and choose gluten-free noodles like rice noodles or gluten-free spaghetti.

Is oyster sauce necessary?

While it adds a wonderful depth of flavor, if you can’t find it or have an allergy, you can substitute with more soy sauce and a pinch of sugar or a little bit of hoisin sauce for a similar umami profile.

Print

Easy Savory Beef Lo Mein

A quick and easy beef lo mein recipe perfect for weeknights, featuring tender beef, colorful vegetables, and a savory sauce.

  • Prep Time: 20 minutes
  • Cook Time: 25 minutes
  • Total Time: 45 minutes
  • Yield: 4 people

Ingredients

Scale

For the Beef

  • 1 lb beef sirloin (thinly sliced, against the grain)
  • 2 tablespoons soy sauce (for marinade)
  • 1 tablespoon cornstarch (for marinade)
  • 1 tablespoon vegetable oil (for browning beef)

For the Lo Mein

  • 8 oz lo mein noodles or spaghetti
  • 2 tablespoons vegetable oil (for sautéing veggies)
  • 1 onion (thinly sliced)
  • 2 cloves garlic (minced)
  • 1 cup carrots (sliced)
  • 1 cup bell peppers (sliced (red, green, or yellow))
  • 1 cup broccoli florets
  • 1 cup snow peas
  • 0.25 cup soy sauce (for sauce)
  • 2 tablespoons oyster sauce (for sauce)
  • 1 teaspoon sesame oil (for sauce)
  • 0.25 cup beef broth (for sauce)
  • 1 tablespoon cornstarch mixed with 1 tablespoon water (slurry for thickening sauce)
  • 0 green onions (chopped, for garnish)
  • 0 sesame seeds (optional, for garnish)

Instructions

  1. Marinate the Beef: In a medium bowl, toss your thinly sliced beef with 2 tablespoons of soy sauce and 1 tablespoon of cornstarch. Give it a good mix so every piece is coated. Let it hang out and marinate for at least 15 minutes while you get your other ingredients ready. This step is key to tender, flavorful beef!
  2. Cook the Noodles: Get your lo mein noodles or spaghetti cooking according to the package directions. Once they’re al dente, drain them well and set them aside. I like to give them a little rinse with cold water to stop the cooking process and prevent them from sticking.
  3. Sear the Beef: Heat 1 tablespoon of vegetable oil in a large skillet or wok over medium-high heat. Once it’s nice and hot, add your marinated beef in a single layer (you might need to do this in batches if your skillet isn’t huge). Stir-fry until it’s beautifully browned. Don’t overcook it! Remove the beef from the skillet and set it aside for now.
  4. Sauté the Aromatics: Add another 2 tablespoons of vegetable oil to the same skillet (no need to wash it!). Toss in your thinly sliced onion and cook until it starts to soften and become fragrant, about 2-3 minutes. Then, add your minced garlic and cook for just 1 minute more until you can smell that wonderful garlicky aroma.
  5. Stir-Fry the Veggies: Now for the colorful part! Add your sliced carrots, bell peppers, broccoli florets, and snow peas to the skillet. Stir-fry them for about 5-7 minutes, or until they’re tender-crisp. You want them to still have a little bite to them – nobody likes mushy veggies!
  6. Whip Up the Sauce: While the veggies are cooking, whisk together the 1/4 cup soy sauce, 2 tablespoons oyster sauce, 1 teaspoon sesame oil, and 1/4 cup beef broth in a small bowl. This simple sauce is packed with flavor!
  7. Bring It All Together: Pour that delicious sauce mixture over the vegetables in the skillet. Then, return your cooked, browned beef to the skillet.
  8. Thicken the Sauce: Bring the mixture to a gentle simmer. Now, it’s time to thicken it up! Gradually stir in your cornstarch slurry (that’s the cornstarch mixed with water). Keep stirring until the sauce thickens to your desired consistency. It should be nice and glossy!
  9. Add the Noodles: Finally, add your cooked noodles to the skillet. Toss everything together gently, making sure the noodles and veggies are beautifully coated in that savory sauce.
  10. Garnish and Serve: Sprinkle generously with chopped green onions and sesame seeds if you’re using them. Serve immediately and get ready for the compliments!

Notes

Prep all ingredients ahead of time (mise en place). Don’t crowd the pan when searing beef or stir-frying vegetables. Cook vegetables until tender-crisp. Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. Reheat gently on the stovetop with a splash of water or broth.

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