Keto Beef and Broccoli is a quick, delicious dish perfect for busy weeknights or meal prep. This recipe combines juicy flank steak with tender broccoli in a savory sauce, making it a delightful option for anyone following a low-carb diet. With just 3 grams of net carbs per serving, you can indulge guilt-free while enjoying an umami-packed meal.
Why You’ll Love This Recipe
- Quick to Prepare: Ready in under 15 minutes, this dish is perfect for those tight on time.
- Flavorful Sauce: The combination of soy sauce, garlic, and apple cider vinegar creates a rich, savory flavor that enhances the beef and broccoli.
- Healthy Ingredients: Packed with protein from the flank steak and vitamins from the broccoli, it’s both nutritious and satisfying.
- Low-Carb Delight: With only 3 grams of net carbs per serving, it’s ideal for keto dieters looking to maintain their carb intake.
- Versatile Meal: Serve it over cauliflower rice or enjoy it on its own for a filling meal that suits various dining preferences.
Tools and Preparation
Before you begin cooking your Keto Beef and Broccoli, gather your essential tools to make the process smoother.
Essential Tools and Equipment
- Non-stick pan
- Mixing bowls
- Whisk
- Knife
Importance of Each Tool
- Non-stick pan: Ensures the beef cooks evenly without sticking, making cleanup easier.
- Mixing bowls: Ideal for marinating the steak and preparing your sauce without mess.

Ingredients
For the Beef
- 2 pounds flank steak
For the Marinade
- 2 tablespoons coconut oil
- 1/2 cup soy sauce (can use liquid aminos)
- 2 tablespoons minced garlic
- 1 teaspoon lemon juice
- 1 tablespoon apple cider vinegar
For the Broccoli
- 4 cups broccoli (chopped)
For Cooking
- 2 tablespoons sesame oil
How to Make Keto Beef and Broccoli
Step 1: Prepare the Steak
- Slice the flank steak against the grain into bite-sized strips. Place them in a mixing bowl.
Step 2: Make the Marinade
- In a small bowl, whisk together coconut oil, soy sauce, minced garlic, lemon juice, and apple cider vinegar until well combined.
- Pour this marinade over the steak strips, ensuring they are well-coated.
Step 3: Cook the Steak
- Heat one tablespoon of sesame oil in a non-stick pan over medium heat.
- Once hot, add the marinated steak along with half of the marinade. Sear for about 5 minutes, turning halfway through to cook both sides thoroughly.
Step 4: Add Broccoli
- Add another tablespoon of sesame oil to the pan along with chopped broccoli and the remaining marinade.
- Cook for an additional 5 minutes or until the broccoli is tender but still vibrant green. Reduce heat to low and simmer until broccoli reaches your desired tenderness.
Enjoy your delicious Keto Beef and Broccoli as a quick weeknight dinner or meal prep option!
How to Serve Keto Beef and Broccoli
Keto Beef and Broccoli is a versatile dish that can be enjoyed in various ways. Whether you are serving it for a family dinner or meal prepping for the week, here are some serving suggestions to enhance your dining experience.
Over Cauliflower Rice
- Cauliflower rice provides a low-carb base that absorbs the flavors of the beef and sauce, making every bite delicious.
In Lettuce Wraps
- Use large lettuce leaves to wrap the beef and broccoli mixture for a fresh, crunchy alternative to traditional wraps.
With Zoodles (Zucchini Noodles)
- Zoodles are a great way to add extra veggies while keeping the dish light. Simply sauté them briefly before adding the beef and broccoli mix.
Topped with Sesame Seeds
- Sprinkle toasted sesame seeds on top for an added crunch and nutty flavor, enhancing the dish’s overall presentation.
As Part of a Meal Prep
- Portion out servings into meal prep containers to enjoy throughout the week. This makes healthy eating easy and convenient!
How to Perfect Keto Beef and Broccoli
To achieve the best results with your Keto Beef and Broccoli, consider these helpful tips.
- Choose Quality Meat: Using high-quality flank steak can greatly enhance the flavor and tenderness of your dish.
- Marinate Longer: For deeper flavor, marinate your steak for at least 30 minutes or overnight if time allows.
- Don’t Overcook Broccoli: Cook broccoli until just tender to maintain its bright color and crunchiness.
- Use Fresh Garlic: Fresh minced garlic will provide a more robust flavor compared to pre-minced varieties.
- Adjust Sauce Consistency: If you prefer a thicker sauce, consider adding a small amount of cornstarch mixed with water at the end of cooking.
- Experiment with Spices: Feel free to add spices like ginger or red pepper flakes for an extra kick!
Best Side Dishes for Keto Beef and Broccoli
Pairing side dishes with your Keto Beef and Broccoli can elevate your meal. Here are some fantastic options:
- Garlic Mashed Cauliflower: Smooth mashed cauliflower infused with garlic creates a creamy side that complements the beef well.
- Sautéed Green Beans: Crisp-tender green beans sautéed in olive oil make for a refreshing contrast to the rich flavors of beef.
- Roasted Brussels Sprouts: These caramelized sprouts add depth and are easy to prepare alongside your main dish.
- Cabbage Stir-Fry: A quick stir-fry of cabbage offers crunch while remaining low in carbs—perfect alongside hearty beef.
- Spinach Salad: A fresh spinach salad dressed lightly with vinaigrette adds brightness and balances out the meal.
- Radish Chips: Baked radish chips provide a crunchy, low-carb alternative to traditional potato chips.
Common Mistakes to Avoid
Avoiding mistakes can elevate your Keto Beef and Broccoli experience. Here are some common pitfalls:
- Using the wrong cut of meat: Choosing a tougher cut instead of flank steak can lead to a chewy texture. Always opt for flank steak or a similar cut for tenderness.
- Overcooking the broccoli: Cooking broccoli too long makes it mushy and less vibrant. Keep an eye on it and cook until just tender for the best results.
- Ignoring marination time: Skipping marination can result in bland meat. Allow at least 15 minutes for the flavors to infuse, or marinate longer for deeper flavor.
- Not measuring ingredients accurately: Using too much soy sauce can make the dish overly salty. Use precise measurements, especially with salty ingredients like soy sauce or liquid aminos.
- Neglecting to slice against the grain: Cutting steak against the grain ensures tenderness. Always ensure your cuts go across the grain for a better bite.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container for up to 3 days.
- Allow the dish to cool before refrigerating to maintain freshness.
Freezing Keto Beef and Broccoli
- Freeze in a freezer-safe container for up to 3 months.
- Portion into single servings before freezing for easy access.
Reheating Keto Beef and Broccoli
- Oven: Preheat oven to 350°F (175°C). Place in an oven-safe dish covered with foil and heat for about 15 minutes.
- Microwave: Use a microwave-safe container, cover, and heat on medium power in 1-minute intervals until warm.
- Stovetop: Reheat in a pan over medium heat, stirring occasionally until heated through.
Frequently Asked Questions
Here are some common questions about making Keto Beef and Broccoli.
Can I use chicken instead of beef?
Yes, you can substitute chicken breast or thighs for beef. Adjust cooking times as needed since chicken cooks faster.
What if I don’t have soy sauce?
You can use coconut aminos or tamari as a gluten-free alternative to soy sauce without sacrificing flavor.
Is this recipe suitable for meal prep?
Absolutely! This recipe is perfect for meal prep. It keeps well in the fridge and reheats nicely.
How many carbs are in Keto Beef and Broccoli?
This dish contains only 3 grams of net carbs per serving, making it ideal for a keto diet.
Can I add other vegetables?
Yes! Feel free to include bell peppers, snap peas, or bok choy for added nutrition and variety.
Final Thoughts
This Keto Beef and Broccoli recipe is not just quick; it’s also packed with flavor and nutrition. It’s versatile enough to customize with different vegetables or marinades based on your preferences. Give it a try—your taste buds will thank you!

Keto Beef and Broccoli
- Total Time: 15 minutes
- Yield: Serves 4
Description
Keto Beef and Broccoli is a quick, flavorful dish that transforms busy weeknights into delightful dining experiences. This recipe features tender flank steak paired with vibrant broccoli in a savory sauce made from soy sauce, garlic, and apple cider vinegar. With just 3 grams of net carbs per serving, it’s a guilt-free option for anyone looking to indulge while maintaining a low-carb lifestyle.
Ingredients
- 2 pounds flank steak
- 4 cups broccoli (chopped)
- 1/2 cup soy sauce (or liquid aminos)
- 2 tablespoons coconut oil
- 2 tablespoons minced garlic
- 2 tablespoons sesame oil
- 1 tablespoon apple cider vinegar
- 1 teaspoon lemon juice
Instructions
- Slice the flank steak against the grain into bite-sized strips and place them in a bowl.
- In another bowl, whisk together the coconut oil, soy sauce, minced garlic, lemon juice, and apple cider vinegar; pour over the steak.
- Heat one tablespoon of sesame oil in a non-stick pan over medium heat; add marinated steak and cook for about 5 minutes.
- Add chopped broccoli and another tablespoon of sesame oil; cook until broccoli is tender but vibrant green.
- Prep Time: 10 minutes
- Cook Time: 5 minutes
- Category: Dinner
- Method: Frying
- Cuisine: Asian
Nutrition
- Serving Size: 1 cup (approximately 200g)
- Calories: 330
- Sugar: 2g
- Sodium: 820mg
- Fat: 20g
- Saturated Fat: 5g
- Unsaturated Fat: 15g
- Trans Fat: 0g
- Carbohydrates: 6g
- Fiber: 3g
- Protein: 30g
- Cholesterol: 80mg
Keywords: Choose high-quality flank steak for better flavor. Marinate the meat longer for deeper flavor absorption. Feel free to add other vegetables like bell peppers or snap peas for variety.