Kung Pao Beef (Quick, Saucy, and Totally Crave-Worthy!)

There’s something magical about the way a sizzling pan, a splash of soy, and a scatter of peanuts can chase away a long day. That’s what this kung pao beef does it brings the bold, saucy comfort of your favorite takeout right into your own kitchen. And yep, it’s way faster (and fresher) than waiting for delivery. Let’s stir-fry.

Where This Recipe Comes From

It started on a night when I was this close to calling for Chinese takeout. The craving was real sticky, spicy beef and crunchy veggies calling my name. But the delivery fee? Nope. So I peeked into the fridge, pulled out a lonely flank steak and a half-used bottle of soy sauce, and thought… why not try?

Fast forward a few months, and now this kung pao beef makes a weekly appearance on our dinner table. It’s bold, just the right kind of spicy, and packed with flavor in every saucy bite.

Why It Matters to Me

Some dishes just stick. This one? It’s my go-to when I want something that feels indulgent but doesn’t wreck the clock or the grocery bill.

I love that it’s flexible: sometimes I toss it over jasmine rice, other nights it gets tucked into lettuce cups. Leftovers? Even better the next day, warmed up with noodles or wrapped in a tortilla (don’t judge till you try it!).

Plus, that first sizzle when the steak hits the pan? It’s the kitchen equivalent of a standing ovation.

What Makes This Dish Work

Let’s talk flavor. This kung pao beef hits you with savory-sweet heat, followed by a nutty crunch from roasted peanuts and just enough zing from vinegar and fresh ginger.

The flank steak soaks up the marinade like a sponge tender and juicy with a crispy edge when seared just right. Bell peppers bring in a fresh crunch and color, while garlic and chili bring that signature kung pao punch.

And the sauce? Oh, the sauce. It’s glossy, clingy, and coats every bite like a warm hug.

How I Make It Even Better

A few tricks I’ve picked up:

  • Use fresh garlic and ginger it’s not optional. It’s everything.
  • Don’t skip the marinate time even 15 minutes makes a huge difference.
  • Crank up the heat on your pan you want a sear, not a steam.
  • Need it milder? Take out the chili seeds or just use fewer flakes.
  • Want a twist? Try it with cashews or swap in chicken, tofu, or shrimp.
Kung Pao Beef ingredients laid out in bowls on a marble surface

For a cozy skillet dinner with similar bold vibes, try the sausage taco cauliflower rice skillet hearty, spicy, and low-carb.

The Basic Steps

First, slice your steak thin across the grain is key. Mix up your sauce: soy, brown sugar, rice vinegar, sesame oil, and cornstarch. Scoop a little out and let that steak marinate while you prep your veggies.

Set those aside, sear your steak in batches (crowding = sad, soggy beef). Once it’s browned and gorgeous, it joins the peppers.

Peanuts and dried chilis hit the pan for a quick toast, then everyone goes back in with that leftover sauce. Let it bubble gently till thick and glossy.

Bell peppers and onions sautéing in a cast iron skillet for Kung Pao Beef

Now heat a big skillet. Toss in bell peppers and onions till they’re just softened. Garlic and ginger go in next smells amazing, right?

Cooked Kung Pao Beef with peppers, peanuts, and scallions in a cast iron skillet

Top it off with green onions, grab your bowl of rice, and dig in.

When and How I Serve It

This dish plays well with so many sides:

  • White rice, jasmine, or even cauliflower rice
  • Tossed with ramen or lo mein
  • Wrapped in butter lettuce for a low-carb twist
  • With spring rolls, potstickers, or egg drop soup

Notes and Tips

  • Leftovers last 3 days in the fridge reheat gently on the stovetop.
  • Want extra sauce? Double the liquids, but keep the cornstarch ratio.
  • No flank steak? Sirloin or even chicken breast works too.

Or try something different but equally delicious this sheet pan steak with lemon zucchini is bright, juicy, and full of weeknight win energy.

FAQ

Can I make kung pao beef less spicy?

Absolutely. Skip the red pepper flakes or remove the seeds from the dried chilis.

Can I meal prep this?

Yes! It’s a dream meal prep dish. Just store the cooked beef and sauce separately from the rice for best texture.

Can I freeze leftovers?

You sure can. Store in freezer-safe containers for up to 2 months. Thaw and reheat slowly.

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Kung Pao Beef with bell peppers, peanuts, and rice in a white bowl

Kung Pao Beef


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  • Author: Ely
  • Total Time: 30 minutes
  • Yield: 4 servings 1x

Description

There’s something magical about the way a sizzling pan, a splash of soy, and a scatter of peanuts can chase away a long day. That’s what this kung pao beef does—it brings the bold, saucy comfort of your favorite takeout right into your own kitchen. And yep, it’s way faster (and fresher) than waiting for delivery. Let’s stir-fry.


Ingredients

Scale
  • 1 lb flank steak, thinly sliced against the grain
  • 1 bell pepper, sliced
  • 1 small onion, sliced
  • 3 cloves garlic, minced
  • 1 tablespoon fresh ginger, minced
  • 1/4 cup soy sauce
  • 2 tablespoons brown sugar
  • 1 tablespoon rice vinegar
  • 1 teaspoon sesame oil
  • 1 tablespoon cornstarch
  • 1/3 cup roasted peanuts
  • 68 dried red chilis
  • 2 tablespoons vegetable oil
  • Sliced green onions for garnish

Instructions

  1. Slice flank steak thinly across the grain.
  2. Mix soy sauce, brown sugar, rice vinegar, sesame oil, and cornstarch in a bowl. Set aside some for sauce and marinate steak in the rest for at least 15 minutes.
  3. Heat a large skillet over high heat. Add bell peppers and onions; stir-fry until slightly softened.
  4. Add garlic and ginger, cook until fragrant. Remove from skillet and set aside.
  5. Sear steak in batches in the same skillet to avoid overcrowding. Cook until browned.
  6. Return veggies to skillet with the beef. Add peanuts and dried chilis and stir briefly.
  7. Pour in reserved sauce and let it simmer until thickened and glossy.
  8. Top with green onions and serve hot over rice or as desired.

Notes

Leftovers can be stored in the fridge for up to 3 days. Reheat gently on the stovetop. For more sauce, double the liquids but keep cornstarch ratio the same. Substitute sirloin or chicken if flank steak is unavailable.

  • Prep Time: 15 minutes
  • Cook Time: 15 minutes
  • Category: Main Dish
  • Method: Stovetop
  • Cuisine: Asian

Nutrition

  • Serving Size: 1 serving
  • Calories: 390
  • Sugar: 6g
  • Sodium: 880mg
  • Fat: 22g
  • Saturated Fat: 4g
  • Unsaturated Fat: 16g
  • Trans Fat: 0g
  • Carbohydrates: 18g
  • Fiber: 2g
  • Protein: 30g
  • Cholesterol: 75mg

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