This Keto Beef and Broccoli Lo Mein is a savory, 20 minute meal that swaps traditional pasta for low-carb shirataki noodles and tender bottom round steak. This Asian inspired dish is perfect for anyone following a ketogenic diet who wants a quick and flavorful dinner that satisfies takeout cravings without the extra carbs.

This hearty recipe has quickly become a family favorite because it delivers all the classic comfort of traditional lo mein while remaining completely keto-friendly. By using fresh broccoli and a delicious sugar-free sauce, you can serve a delicious meal that everyone at the table will love, regardless of their dietary goals.
Jump to:
Why You'll Love Keto Beef and Broccoli
- Quick prep: this savory meal can be prepared and cooked in just 20 minutes.
- Low carb: it uses shirataki noodles and a sugar-free sauce to remain completely keto friendly.
- Family favorite: the recipe delivers classic comfort of traditional takeout that everyone at the table will enjoy.
Key Ingredients
See the recipe card below for a full list of ingredients and instructions.
- Tofu Shirataki Noodles: these provide a low carb alternative to traditional pasta while soaking up the flavors of the dish.
- Beef steak: thinly sliced bottom round steak serves as a lean and tender protein source.
- Broccoli florets: this fresh vegetable adds texture, nutrients, and a classic component to the beef and broccoli pairing.
- Soy sauce: this ingredient creates a savory base for the Asian inspired sauce.
- Sugar free sweetener: it adds a hint of sweetness to the sauce without adding unwanted carbs.
- Xanthan gum: acts as a thickening agen to give the sauce a rich glossy consistency.
- Garlic and scallions: these are used as aromatics to enhance the overall flavor profile of the stir-fry.

Ingredient Substitutions
- Zucchini noodles: you can swap the tofu shirataki noodles for "zoodles" if you prefer a fresh vegetable based pasta alternative.
- Coconut aminos: this can be used as a soy-free and gluten-free replacement for soy sauce.
- Chicken or pork: while the recipe calls for bottom round steak, you can easily substitute other lean proteins like chicken breast or pork loin.
Variations to Keto Beef and Broccoli Low Mein
- Adjust heat: increase or decrease the amount of red pepper flakes to customize the spiciness level of the sauce.
- Vegetable mix: beyond broccoli, you can add other low-carb vegetables like sliced bell peppers or mushrooms to create a heartier stir-fry.
- Add ginger: stir in fresh ginger with the garlic and onions to give the dish a more fragrant and traditional Asian flavor.
How to Store and Reheat
Store leftovers in an airtight container in the refrigerator for up to 4 days. To reheat, warm in a skillet over medium heat until warmed through, or use a microwave-safe dish for a quick heating option.
Serve With...
Complete your low-carb meal by pairing this Keto Beef and Broccoli Low Mein with a side of Cucumber Kimchi for a spicy and tangy side, or these Zucchini Cheddar Biscuits made with almond flour.
Related Recipes
If you enjoy this beef and broccoli low mein, you might also want to try my Eggroll in a Bowl, Keto Sesame Chicken, Thai Basil Venison Stir Fry Recipe, and Turkey Lettuce Wraps.
When you make this recipe, please comment below and let me know what you think. I'd love it if you tag me on Instagram @grumpyshoneybunch or #grumpyshoneybunch so I can see your photos!
If you love this recipe, please leave a ⭐⭐⭐⭐⭐ rating
📖 Recipe

Keto Beef and Broccoli Lo Mein
Equipment
- Kitchen tongs
As an Amazon Associate I earn from qualifying purchases.
Ingredients
- 8 ounces Tofu shirataki noodles rinsed and drained
- 1 cup low-sodium beef broth
- ¼ cup soy sauce
- ½ teaspoon red pepper flakes
- ½ teaspoon fish sauce
- 1 tablespoon sugar free sweetener
- 1 teaspoon Xanthan Gum
- 1 teaspoon sesame oil
- 1 tablespoon avocado oil
- 1 pound beef steak , cut into thin strips
- 2 cups broccoli florets
- 3 scallions , chopped
- 3 cloves garlic , minced
Instructions
- Rinse noodles and prepare as recommended by packaging; drain and set aside.
- In a small saucepan over medium heat, combine the broth, coconut aminos, fish sauce, red pepper flakes, and sesame oil in a small saucepan. Bring to a boil. Remove from heat and whisk in erythritol. Sprinkle with the broth mixture with Xanthan gum and whisk well. Set aside.
- Heat a nonstick wok or large deep skillet over medium-high heat until a drop of water sizzles. Swirl in 2 teaspoons of the avocado oil, then add the beef. Stir-fry beef until just cooked through, 3-4 minutes; transfer the cooked beef to a plate and set aside.
- Swirl the remaining avocado oil in the skillet, add the broccoli, scallions, and garlic. Stir-fry 3 minutes, until softened.
- Add the broth mixture back to the skillet and cook, stirring constantly, for 1 minute. Stir in the beef and noodles (if using) and toss with tongs to coat, cook until heated through for 1 minute.






Kaylan says
Where is the recipe? I purchased all the stuff to make it today and came back to your website to make it and the recipe disappeared 🙁
Shelby Law Ruttan says
Hi Kaylan, my apologies, the site has been having technical difficulties with the recipe card. It is being worked on and hopefully will be working again in the morning.
Anne Lawton says
This looks really good and good for you too!
Sue Lau says
I love seeing recipes for shirataki. So healthy!
Caroline says
Looks very comforting. Not sure I've had shirataki noodles but they look good.
Cheryl - Pook's Pantry says
I will have to try those noodles. I've never had them
Liz @ Books n' Cooks says
A nice, hearty dinner!
Jolene says
Way better than take out!
Carlee says
That looks like a fabulous dinner to me! You would never know it's low carb by the looks of it. I am glad you enjoyed the noodles, that opens up a whole new world of dinner ideas I'd imagine! I am the same way though, I love to cook but deciding what to make after a long day at work can be a little too much sometimes!
Ellen says
So much better than take-out! It's so quick and easy for a busy night and prep can be done on the weekend.
Karen says
My husband is often suspicious of any new dish I make too! This sounds and looks super tasty!!
Colleen - Faith, Hope, Love, & Luck says
Now, I'm seriously craving some Chinese food! This looks crazy yummy!