Keto Beef and Broccoli
My keto beef and broccoli recipe combines juicy flank steak with tender broccoli in an umami-forward sauce. This dish is not only quick to prepare, taking under 15 minutes, but it’s also low in carbs, making it perfect for anyone following a keto diet. Whether you’re hosting a dinner party or just whipping up a weeknight meal for the family, this recipe delivers flavor and nutrition without the guilt.
Why You’ll Love This Recipe
- Quick and Easy: With a prep time of just 5 minutes and a cook time of 10 minutes, you can have this delicious meal on the table in no time.
- Low-Carb Delight: Each serving contains only 3 grams of net carbs, making it ideal for those on a ketogenic diet.
- Flavor-Packed Umami: The combination of soy sauce, garlic, and sesame oil gives this dish a rich flavor that will satisfy your taste buds.
- Versatile Ingredients: Use the base recipe as a foundation and customize with your favorite vegetables or proteins to keep meals exciting.
- Family-Friendly: This dish is sure to please both adults and kids alike, offering a nutritious option everyone will enjoy.

Tools and Preparation
To make your cooking experience smooth, gather these essential tools before starting.
Essential Tools and Equipment
- Non-stick pan
- Mixing bowl
- Small bowl
- Whisk
- Knife
Importance of Each Tool
- Non-stick pan: Ensures easy cooking and cleanup while preventing the meat from sticking.
- Mixing bowl: Perfect for marinating your steak evenly with all the flavors.
- Whisk: Helps to blend ingredients smoothly, ensuring a well-mixed sauce for your beef.
Ingredients
For the Beef
- 2 pounds flank steak
For the Sauce
- 2 tablespoons coconut oil
- 1/2 cup soy sauce (can use liquid aminos)
- 2 tablespoon minced garlic
- 1 teaspoon lemon juice
- 1 tablespoon apple cider vinegar
For the Broccoli
- 4 cups broccoli (chopped)
- 2 tablespoon sesame oil
How to Make Keto Beef and Broccoli
Step 1: Prepare the Steak
- Slice the steak against the grain into bite-sized strips.
- Place the sliced steak into a mixing bowl.
Step 2: Make the Sauce
- In a small bowl, whisk together coconut oil, soy sauce, minced garlic, lemon juice, and apple cider vinegar until well combined.
- Pour this sauce over the steak in the mixing bowl to ensure all pieces are covered.
Step 3: Sear the Steak
- Heat one tablespoon of sesame oil in a non-stick pan over medium-high heat.
- Once hot, add your marinated steak along with half of its marinade.
- Sear for about 5 minutes, turning halfway through until cooked on both sides.
Step 4: Cook the Broccoli
- Add another tablespoon of sesame oil to the pan.
- Add chopped broccoli along with the remaining marinade to the pan.
- Cook for an additional 5 minutes until broccoli is tender but still crisp. Adjust cooking time based on desired texture.
Now you have a delicious keto beef and broccoli dish ready to enjoy!
How to Serve Keto Beef and Broccoli
Keto beef and broccoli is a versatile dish that can be enjoyed in various ways. Whether you want a quick meal or a more elaborate presentation, there are plenty of serving options to elevate your dining experience.
Over Cauliflower Rice
- A great low-carb alternative that mimics traditional rice. It absorbs the flavors of the dish beautifully.
With Zoodles
- Serve the beef and broccoli over spiralized zucchini for a refreshing and light option that fits well within keto guidelines.
In Lettuce Wraps
- Use large lettuce leaves to wrap the beef and broccoli for a fun, hand-held meal. This is perfect for a quick snack or lunch on-the-go.
On a Bed of Spinach
- For an added nutritional boost, serve your dish over fresh spinach. The warmth will slightly wilt the leaves, enhancing the flavor.
Paired with Avocado Slices
- Creamy avocado complements the savory flavors of keto beef and broccoli while adding healthy fats to your meal.
How to Perfect Keto Beef and Broccoli
To make sure your keto beef and broccoli turns out perfectly every time, follow these helpful tips.
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Choose Quality Meat: Select fresh flank steak for better flavor and tenderness. Quality meat makes all the difference in this dish.
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Marinate Overnight: Allowing the steak to marinate overnight enhances its flavor profile. The longer it sits, the more flavorful it becomes.
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Don’t Overcook: Searing the steak for just 5 minutes keeps it tender. Avoid cooking it too long to prevent toughness.
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Use Fresh Broccoli: Fresh broccoli offers better texture and taste compared to frozen. Look for vibrant green florets for best results.
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Adjust Sauce Ingredients: Feel free to tweak the soy sauce or add spices to suit your taste preferences. Personalizing the sauce can create a unique flavor.
Best Side Dishes for Keto Beef and Broccoli
Pairing side dishes with keto beef and broccoli can enhance your meal experience while keeping it low-carb. Here are some great options:
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Garlic Mashed Cauliflower: A creamy alternative to mashed potatoes, this dish is rich in flavor without the carbs.
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Sautéed Green Beans: Lightly sautéed with garlic, green beans add crunch and freshness to your plate.
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Roasted Brussels Sprouts: Tossed in olive oil and seasoning, these sprouts provide a hearty side that complements beef beautifully.
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Creamed Spinach: Rich and indulgent, creamed spinach adds creaminess while keeping carbs low—perfect for mixing with beef.
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Cabbage Stir-Fry: Quick to prepare, cabbage stir-fry is crunchy and pairs well with savory flavors from the main dish.
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Zucchini Noodles Salad: A fresh salad made with spiralized zucchini, cherry tomatoes, and a light vinaigrette balances out the richness of keto beef and broccoli.
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Baked Asparagus with Parmesan: Roasted asparagus topped with parmesan cheese adds both elegance and flavor without extra carbs.
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Avocado Salad: A simple salad made with avocados, lime juice, and cilantro offers creaminess that pairs perfectly with your main course.
Common Mistakes to Avoid
When preparing Keto Beef and Broccoli, avoiding common pitfalls ensures a delicious dish. Here are some mistakes to steer clear of:
- Using the wrong cut of meat: Flank steak is ideal for this recipe. Avoid tougher cuts that won’t tenderize as well.
- Overcooking the broccoli: Cooking the broccoli too long can make it mushy. Aim for a vibrant green color and slight crunch.
- Skipping marination: Marinating the beef enhances flavor. Don’t skip this step; even a short marination makes a big difference.
- Not slicing against the grain: Slicing with the grain results in tough pieces. Always slice against the grain for tenderness.
- Ignoring ingredient measurements: Accurate measurements ensure balanced flavors. Use measuring spoons and cups for precision.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container for up to 3 days.
- Allow the dish to cool before sealing.
Freezing Keto Beef and Broccoli
- Freeze in a freezer-safe container for up to 2 months.
- Separate into portions for easy reheating later.
Reheating Keto Beef and Broccoli
- Oven: Preheat to 350°F (175°C). Place in an oven-safe dish covered with foil until heated through.
- Microwave: Heat on medium power in 30-second intervals, stirring between each interval until warm.
- Stovetop: Heat gently over low heat, stirring occasionally, until warmed through.
Frequently Asked Questions
What is Keto Beef and Broccoli?
Keto Beef and Broccoli is a low-carb meal featuring flank steak and broccoli tossed in a savory sauce, perfect for those on a ketogenic diet.
Can I use other vegetables in Keto Beef and Broccoli?
Yes! Feel free to add other low-carb vegetables like bell peppers or snap peas for variety.
How do I make Keto Beef and Broccoli spicier?
Add red pepper flakes or sliced jalapeños during cooking to give your dish a spicy kick.
Is Keto Beef and Broccoli suitable for meal prep?
Absolutely! This dish stores well, making it perfect for meal prep throughout the week.
Final Thoughts
This Keto Beef and Broccoli recipe is quick, flavorful, and perfect for busy weeknights. With just three grams of net carbs per serving, it’s a healthy choice that fits into your keto lifestyle. Feel free to customize it with different vegetables or spices to suit your taste preferences!
Keto Beef and Broccoli
Indulge in a quick and satisfying meal with this Keto Beef and Broccoli recipe, featuring juicy flank steak and crisp broccoli tossed in a rich umami sauce. Ready in just 15 minutes, this low-carb dish is perfect for busy weeknights or entertaining guests. With only 3 grams of net carbs per serving, it fits seamlessly into your ketogenic lifestyle without compromising on flavor. Customize it with your favorite vegetables or proteins to keep dinner exciting. Enjoy a hearty meal that pleases both adults and children alike!
- Prep Time: 5 minutes
- Cook Time: 10 minutes
- Total Time: 15 minutes
- Yield: Serves approximately 6 people 1x
- Category: Dinner
- Method: Frying
- Cuisine: Keto
Ingredients
- 2 pounds flank steak
- 4 cups broccoli (chopped)
- 2 tablespoons coconut oil
- 1/2 cup soy sauce (or liquid aminos)
- 2 tablespoons minced garlic
- 1 teaspoon lemon juice
- 1 tablespoon apple cider vinegar
- 2 tablespoons sesame oil
Instructions
- Slice the flank steak against the grain into bite-sized strips and place them in a mixing bowl.
- In a small bowl, whisk together coconut oil, soy sauce, minced garlic, lemon juice, and apple cider vinegar to create the marinade. Pour over the steak.
- Heat one tablespoon of sesame oil in a non-stick pan over medium-high heat. Add the marinated steak and sear for about 5 minutes until cooked through.
- Add the remaining tablespoon of sesame oil and chopped broccoli to the pan along with any leftover marinade. Cook for an additional 5 minutes until the broccoli is tender but crisp.
Nutrition
- Serving Size: Approximately 5 ounces (140g)
- Calories: 290
- Sugar: 2g
- Sodium: 850mg
- Fat: 18g
- Saturated Fat: 7g
- Unsaturated Fat: 10g
- Trans Fat: 0g
- Carbohydrates: 6g
- Fiber: 3g
- Protein: 27g
- Cholesterol: 70mg