
This stir-fry delivers restaurant-quality results with minimal effort, using Kikkoman sauce as the flavor foundation. The combination of tender beef and crisp broccoli in a savory umami sauce is a classic for good reason.
The secret lies in quick cooking over high heat to lock in juices while keeping the vegetables vibrant. Thinly sliced beef ensures rapid cooking, while broccoli florets maintain their bright color and slight crunch.
Kikkoman sauce provides the perfect balance of salty, sweet, and umami notes that tie everything together. The sauce clings to each piece of beef and broccoli, creating a dish that’s rich in flavor without being heavy.
Ready in 20 minutes, this is the kind of meal that makes weeknight cooking feel special.
Ingredients for Kikkoman Beef and Broccoli
Thinly sliced beef, crisp broccoli, and Kikkoman sauce create this savory stir-fry with ease.
| Ingredient | Amount | Notes |
|---|---|---|
| Flank Steak 🥩 | 1 ½ lb | Thinly sliced against grain |
| Broccoli Crowns 🥦 | 3 cups | Cut into small florets |
| Kikkoman Soy Sauce 🫕 | ½ cup | Divided for marinade and sauce |
| Brown Sugar 🍚 | 2 tbsp | Packed, for sweetness |
| Garlic Cloves 🧄 | 4 cloves | Minced finely |
| Fresh Ginger 🌿 | 1 tbsp | Grated or minced |
| Cornstarch 🌾 | 2 tbsp | Divided for beef and sauce |
| Vegetable Oil 🫒 | 3 tbsp | High smoke point for stir-fry |
| Sesame Oil 🫒 | 1 tsp | For finishing aroma |
| Water 💧 | ½ cup | For sauce consistency |
| Red Pepper Flakes 🌶️ | ½ tsp | Optional for heat |
| Green Onions 🧅 | 4 pieces | Sliced thin for garnish |
The beef is key here. Flank steak or sirloin are ideal—slice against the grain for maximum tenderness. Look for bright red meat with good marbling at Whole Foods or your local butcher. The broccoli should be firm and deep green; Trader Joe’s has great pre-cut florets if you’re short on time (worth the extra minute to trim any thick stems).
No flank steak? Skirt steak or even ribeye work well, though ribeye has more fat. Swap Kikkoman for low-sodium soy sauce if needed, but add a pinch of salt. Out of brown sugar? Honey at half the amount (skip for vegan versions). The cornstarch slurry is non-negotiable—it thickens the sauce perfectly. For gluten-free, use arrowroot powder at the same ratio.
Leftovers keep 3-4 days in the fridge, though the broccoli softens slightly. Freeze without garnishes for up to 3 months. Reheat quickly over high heat to maintain texture—microwaving works but loses some crispness.
Why You’ll Love This Recipe
- One Pan Meal: I throw the flank steak and broccoli in with the soy-garlic sauce and let the oven do the work.
- Sweet & Savory: The Kikkoman soy sauce and brown sugar create this sticky, caramelized glaze that clings to every bite.
- Meal Prep Hero: It reheats beautifully, so I make a big batch for lunches all week.
- Budget Stretcher: Flank steak and broccoli are affordable, and this feeds my family of four with leftovers.
Step-by-Step Instructions for Kikkoman Beef and Broccoli
Here’s the method. Straightforward, tested, works every time.
Step 1: Marinate and Coat the Flank Steak
Slice the 1.5 lb Flank Steak thinly against the grain into ¼-inch strips. This ensures tenderness when cooked quickly at high heat. In a bowl, combine the steak with 2 tablespoons of Kikkoman Soy Sauce, 1 tablespoon Cornstarch, and 1 tablespoon Brown Sugar.
Mix well to coat each piece evenly. The cornstarch creates a light crust that locks in juices while the soy sauce and sugar build the umami foundation. Let the steak marinate for 15 minutes at room temperature—long enough to absorb flavor but not so long that the cornstarch gets soggy.
Step 2: Sear the Beef in Hot Oil
Heat 2 tablespoons Vegetable Oil in a large skillet or wok over high heat until it shimmers but doesn’t smoke. Add the marinated beef in a single layer, working in batches to avoid crowding the pan. Cook undisturbed for 1-2 minutes until the edges are deeply browned and crisp.
Flip and cook for another 30-60 seconds until just cooked through but still slightly pink inside. Transfer the beef to a clean plate and tent with foil to keep warm. Don’t overcook—flank steak becomes tough if cooked past medium.
Step 3: Stir-Fry Aromatics and Broccoli
In the same pan, add the remaining 1 tablespoon Vegetable Oil. Sauté the 4 cloves Garlic Cloves, 1 tablespoon Fresh Ginger, and 0.5 teaspoon Red Pepper Flakes for 30 seconds until fragrant. Be careful not to burn the garlic—it turns bitter quickly.
Add the 3 cups Broccoli Crowns and stir-fry for 3-4 minutes until the florets turn bright green and slightly tender but still crisp. The broccoli should retain some bite—it’ll soften further when coated in the sauce.
Step 4: Create and Thicken the Sauce
In a small bowl, whisk together the remaining 0.5 cup Kikkoman Soy Sauce, 0.5 cup Water, 1 tablespoon Brown Sugar, 1 tablespoon Cornstarch, and 1 teaspoon Sesame Oil until smooth. Pour this mixture into the pan with the broccoli and stir well.
Cook for 1-2 minutes until the sauce thickens and turns glossy, coating the back of a spoon. The cornstarch slurry ensures a silky, restaurant-quality consistency without being overly thick.
Step 5: Combine and Garnish
Return the cooked beef to the pan and toss everything together for 30-60 seconds to heat through and coat evenly in the sauce. The beef should be fully cooked now, and the broccoli will have absorbed some of the rich, savory flavors.
Transfer to a serving platter and garnish with the 4 pieces Green Onions, sliced thinly. Serve immediately over steamed rice to soak up every last bit of the delicious sauce.
Pro Tips For Making Kikkoman Beef And Broccoli
- Slice Against the Grain: Cut the flank steak into thin strips against the grain for tender, melt-in-your-mouth pieces—I learned this the hard way after chewing through rubbery beef one too many times.
- Blanch the Broccoli: Toss the broccoli crowns in boiling water for 1 minute before stir-frying to keep them crisp and vibrant, not mushy or dull.
- Skip Overcrowding the Pan: Cook the beef in batches if needed—steam from too many pieces at once turns the sear into a sad, gray simmer.
- Use Fresh Garlic: Mince 3-4 fresh garlic cloves instead of powder; the aroma and sharpness actually change the outcome of the sauce.
Serving Suggestions for kikkoman beef and broccoli
Over Rice Options
Serve this over steamed jasmine rice for a classic pairing—the fragrant grains complement the umami flavors beautifully. For a heartier meal, I love using brown rice which adds a nutty depth. 🥗
Low-Carb Alternatives
Skip the rice entirely and serve over cauliflower rice for a lighter option. The sauce clings just as well to the florets. I’ve also had success with shirataki noodles for a gluten-free, low-calorie base.
Garnish Ideas
Beyond green onions, try topping with toasted sesame seeds or crushed peanuts for crunch. A sprinkle of red pepper flakes adds extra heat if you’re a spice lover like me.
Side Pairings
Egg rolls or spring rolls make great accompaniments for a full Asian-inspired meal. For something lighter, a simple cucumber salad with rice vinegar cleanses the palate between bites. 💫
Family Style
Transfer everything to a large platter and let everyone serve themselves. The communal feel makes it perfect for gatherings. I always double the sauce recipe when serving a crowd.
Leftovers Tip
If you have extras, pack them in airtight containers with rice separated. This prevents the broccoli from turning mushy. Reheat in a skillet with a splash of water to revive the texture.
Nutrition Facts
Frequently Asked Questions
Can I use a different cut of beef?
Yes! While flank steak is ideal, sirloin or skirt steak work well too. Avoid tougher cuts like chuck. Always slice against the grain for maximum tenderness.
How do I make the sauce thicker?
Simmer the sauce mixture for an extra 1-2 minutes after adding the cornstarch slurry. If still too thin, mix 1 teaspoon cornstarch with 1 tablespoon water and stir in.
Can I make this gluten-free?
Use tamari instead of Kikkoman and replace cornstarch with arrowroot powder at the same ratio. Ensure all other ingredients are certified gluten-free.
What if my beef comes out tough?
This usually means overcooking or not slicing against the grain. Cook beef in batches to avoid steaming and remove from pan as soon as it’s browned.
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