Quick Beef and Vegetable Stir Fry with Homemade Sauce (Easy Weeknight Dinner)

This beef and vegetable stir fry is one of those easy weeknight dinners that feels both comforting and fresh at the same time. Tender beef is tossed with crisp vegetables like broccoli, cauliflower, bell peppers, onions, and green beans, then coated in a savory homemade stir fry sauce that brings everything together perfectly. It’s packed with flavor, loaded with vegetables, and comes together quickly for a balanced meal the whole family will love. Serve it over rice, noodles, or enjoy it on its own for a lighter option.

Why You’ll Love This Recipe

• Packed with colorful vegetables and protein
• Better than takeout and easy to customize
• Made with a flavorful homemade stir fry sauce
• Great for meal prep and leftovers
• Easy to make spicier or add extra veggies

Storage Tips

Store leftovers in an airtight container in the refrigerator for up to 4 days. Reheat in a skillet over medium heat or in the microwave until warmed through. This recipe also works great for meal prep since the flavors continue to develop as it sits.

Easy Variations & Add-Ins

• For extra spice: Add more red pepper flakes, sriracha, or chili garlic sauce to the stir fry sauce.
• Add more greens: Toss in fresh spinach during the last 1–2 minutes of cooking until wilted.
• Swap the protein: Chicken, shrimp, or ground beef also work well in this recipe.
• Make it lower carb: Serve over cauliflower rice instead of regular rice.

Recipe Notes

Thinly slicing the beef helps it cook quickly and stay tender. For the best results, prep all of your vegetables and sauce before cooking since stir fry comes together fast once the heat is on.

Quick Beef and Vegetable Stir Fry with Homemade Sauce (Easy Weeknight Dinner)

A quick and flavorful beef stir fry loaded with fresh vegetables and tossed in a savory homemade sauce that tastes even better than takeout.

Simple

Author: vikys.kitchen Cooking Method: Stovetop Cuisine: Asian Courses: Dinner, Lunch, Main Dishes, Sauce Recipe Keys: H Healthy M Meal Prep P Protein

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Difficulty: Beginner Servings: 4 Dietary:

G Gluten-Free H High Protein

Ingredients

Scale

1/2x 1x 2x 3x

Homemade Stir Fry Sauce

• ¹⁄₂ cup soy sauce
• ¹⁄₂ cup water
• 2 tbsp rice vinegar
• 1 tbsp honey
• 1 tsp sesame oil

• 4 cloves garlic (crushed)
• ¹⁄₄ tsp ginger
• ¹⁄₄ tsp red pepper flakes (*add more for your desired spice level, I use 1/2 tsp)
• 1.5 tbsp cornstarch
• 2 tbsp cold water (use this to mix with the cornstarch)
• 1 tsp sriracha sauce (*optional but adds some extra heat!)

For the Stir Fry

• 1.5 lbs top sirloin or flank steak (cut into thin, stir fry strips)
• salt, pepper, & garlic powder for the steak
• 1 tbsp oil
• ¹⁄₂ yellow onion (sliced)
• 2+ cups various mixed vegetables (cut into bite size pieces)
• Serve with : rice, noodles, or grains!

Instructions

1. In a small bowl, whisk together all of the stir fry sauce ingredients until smooth. Set aside.

2. Slice the beef into thin, stir fry strips. Then, add salt, pepper, and garlic powder on top before cooking it. 

1. Heat a small amount of oil (I use avocado oil) in a large skillet or wok over medium-high heat. Add the sliced beef and cook for 3–4 minutes until browned. Remove from the pan and set aside.

1. Slice the beef into thin, stir fry strips. Add salt, pepper, and garlic powder  on top before cooking the beef. 

2. Pour the homemade sauce over the vegetables. Add the beef back into the pan and mix it all together.  Cook for 2–3 more minutes until the sauce thickens and coats the beef and vegetables evenly.

3. Serve warm over rice, noodles, your favorite grains/carbs, or just the stir fry! Garnish with sesame seeds, green onions, or extra red pepper flakes if desired.

1. Enjoy!!!

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