Name: Crispy Chilli Beef Recipe
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Cuisine: Asian
Ingredients: 360 g (¾ lbs) thin-cut sirloin steaks (approx 3 thin steaks) cut into thin strips; 1 small egg; 4 tbsp cornflour (cornstarch); ¼ tsp salt; ¼ tsp black pepper; 1/8 tsp white pepper; 4 ½ tbsp sunflower oil (divided); 1 medium onion, peeled and sliced into thin strips; 1 red chilli, finely sliced (discard seeds if less heat desired); 1 tsp minced ginger; 3 garlic cloves, peeled and minced; 2 tbsp rice vinegar; 3 tbsp dark soy sauce; 2 tbsp tomato puree (or tomato paste in the US); 6 tbsp caster sugar (or superfine sugar); 2 tbsp tomato ketchup; 2 tbsp sweet chilli sauce (Thai-style recommended)

Jump to Recipe· 4.1 from 63 reviews

If you are craving a tantalizing dish that perfectly balances heat, sweetness, and that unforgettable crunchy texture, this Crispy Chilli Beef Recipe is about to become your new favorite! Packed with bold flavors and featuring tender strips of sirloin steak coated in a crisp cornflour crust, it’s a dish that delivers excitement in every bite. Whether you’re cooking for family or friends, this recipe brings the vibrant tastes of Asian-inspired cuisine straight to your kitchen with simple, fresh ingredients and a sauce that’s both sticky and spicy. It’s a guaranteed crowd-pleaser that combines satisfying texture and a kick of chilli heat with ease.

Ingredients You’ll Need

A white round plate in the center holds three raw steaks with visible marbling and a deep red color, stacked loosely on top of each other. Surrounding the plate are small white bowls containing various ingredients: one has white granulated sugar, another with white cornstarch, and a third with a red ketchup-like paste. To the right, a red chili pepper and a brown onion sit on the white marbled surface. There is a blue-capped rice vinegar bottle above the steaks, an oil bottle to the top right, and a single brown egg near the onion. Small minced garlic cloves and yellowish minced ginger rest in clear glass bowls under the onion. The background is a white marbled surface with a wooden board underneath the plate to create contrast. White handwritten labels point at each ingredient with simple text. Photo taken with an iphone --ar 4:5 --v 7

For this Crispy Chilli Beef Recipe, each ingredient plays a vital role—from the crispy coating on the beef strips to the lively sauce that balances sweet, tangy, and spicy notes. These essentials keep the recipe straightforward while delivering layers of flavor and a visually appealing dish.

Sirloin steaks (360 g / ¾ lbs): Thinly cut for quick cooking and maximum crispiness, these strips are the star protein.
Egg (1 small): Acts as the perfect binder for the cornflour, helping the coating stick beautifully to the beef.
Cornflour (4 tbsp): Creates that signature crisp exterior when fried—crunchy and light without heaviness.
Salt (¼ tsp), Black pepper (¼ tsp), White pepper (1/8 tsp): These seasonings enhance the beef’s natural flavor and add mild warmth.
Sunflower oil (4 ½ tbsp): Ideal for high-heat frying, ensuring the beef crisps up without burning.
Onion (1 medium): Sliced thinly to soften and add subtle sweetness to the sauce.
Red chilli (1, finely sliced): Adds vibrant color and a dose of heat—remove seeds if you prefer milder spice.
Minced ginger (1 tsp): Offers a fresh zing and slight warmth that brightens the flavor profile.
Garlic cloves (3, minced): Provides that essential aromatic punch that pairs amazingly with chilli and ginger.
Rice vinegar (2 tbsp): Brings a crisp, tangy edge that balances sweetness and heat within the sauce.
Dark soy sauce (3 tbsp): Gives deep umami richness and a lovely dark color to the dish.
Tomato puree (2 tbsp): Adds depth and a slight tang while thickening the sauce beautifully.
Caster sugar (6 tbsp): Sweetens the sauce to balance the heat and vinegar acidity perfectly.
Tomato ketchup (2 tbsp): Adds a familiar sweet and tomato flavor, enhancing the sauce complexity.
Sweet chilli sauce (2 tbsp): This Thai-style condiment wraps everything together with extra sweetness and spice.

How to Make Crispy Chilli Beef Recipe

Step 1: Coat the Beef Strips

Start by placing your thin beef strips in a bowl and adding the small egg. Mix thoroughly so every piece is coated, ensuring the cornflour will cling well. Then sprinkle on the cornflour, salt, black pepper, and white pepper. Toss everything together until the beef is fully covered in a slightly sticky coating that will crisp wonderfully when fried.

Step 2: Fry for Perfect Crispy Texture

Heat 3 tablespoons of sunflower oil in a large frying pan or wok over high heat until almost smoking hot. To keep the strips crisp, fry the beef in two batches so they aren’t overcrowded. Lay the strips out in the oil and resist the urge to stir too much; letting them sit allows a golden, crispy crust to form in about 5 to 6 minutes. Turn carefully with tongs or a slotted spoon a few times. Once crisped, drain the beef on kitchen paper and repeat with the second batch, adding a splash more oil.

Step 3: Prepare the Sauce Base

After removing all the beef, add the last bit of oil and reduce the heat to medium. Toss in sliced onions and give them a quick 2-minute sauté to soften and release sweetness. Next, add the sliced chilli, minced ginger, and garlic; stir continuously for about 30 seconds until fragrant—this is where the fragrance really starts to build!

Step 4: Combine Sauce Ingredients and Thicken

Pour in the rice vinegar, dark soy sauce, tomato puree, caster sugar, ketchup, and sweet chilli sauce. Crank the heat back up and let this simmer for a few minutes until the sauce thickens slightly and starts bubbling, teasing out those sweet-and-spicy flavors.

Step 5: Finish and Heat Through

Return the crispy beef strips to the pan and mix carefully to coat every piece in the sticky sauce. Heat through for 1 to 2 minutes to meld the flavors perfectly and to ensure everything is hot and ready to serve.

How to Serve Crispy Chilli Beef Recipe

A white plate filled with two main layers: on the left side, a layer of light brown fried rice with bits of yellow egg mixed in, showing a soft, grainy texture; on the right side, a thick layer of dark brown stir-fried beef strips coated in a glossy sauce, mixed with translucent cooked onion slices and thin red chili rings, creating a shiny and rich look. The background has a white marbled texture. Photo taken with an iphone --ar 4:5 --v 7

Garnishes

To elevate this dish even further, sprinkle freshly chopped spring onions or coriander leaves on top for a punch of color and freshness. Adding a few toasted sesame seeds can introduce a nutty crunch that complements the beef’s crispy texture beautifully.

Side Dishes

This Crispy Chilli Beef Recipe pairs wonderfully with steamed jasmine rice or fluffy egg noodles. Both soak up the delicious sauce perfectly, making every bite rich and satisfying. For a lighter option, steamed or stir-fried greens like bok choy or broccoli add freshness and a pleasant contrast.

Creative Ways to Present

Serve the beef over a bed of crunchy Asian slaw for textural balance, or stuff it into warm bao buns with pickled vegetables for a fun, modern twist. You can also present it family-style on a large platter—letting everyone dive in is part of the fun with this crowd-pleasing recipe!

Make Ahead and Storage

Storing Leftovers

Place any leftover crispy chilli beef into an airtight container and store it in the fridge for up to 2 days. While the beef may soften slightly, reheating it properly will bring back much of the crunch and flavor.

Freezing

Although best enjoyed fresh, you can freeze the cooked beef separately from the sauce for up to 1 month. Freeze in individual portions to make reheating easier, and avoid freezing the sauce as it may thicken or separate upon thawing.

Reheating

To revive the crispiness, reheat the beef in a hot non-stick pan or wok over medium-high heat instead of the microwave. Toss gently until warmed through and the edges regain some crunch. Warm the sauce separately, then combine both right before serving.

FAQs

Can I use other cuts of beef for this recipe?

Yes! While sirloin is ideal for its tenderness and quick cooking, you can also use flank steak or ribeye cut thinly. Just make sure the slices are thin and uniform for even frying and crispiness.

What if I don’t like spicy food?

You can easily reduce the heat by removing the chilli seeds or omitting the fresh chilli entirely. The sweet chilli sauce will still provide a mild sweetness with subtle spice, keeping the flavor balanced.

Is there a vegetarian version available?

Definitely! You can substitute thin strips of fried tofu coated in cornflour, or try using seitan to mimic the chewy texture of beef. Adjust cooking times accordingly to maintain crispiness.

Can I prepare the sauce in advance?

Yes, you can mix the sauce ingredients and store them in the fridge. Just reheat the sauce with the cooked beef when ready to serve. This helps save time on busy days.

What’s the best oil for frying?

Use sunflower or vegetable oil because of their high smoke points. Olive oil isn’t recommended as its flavor can overpower the dish and it doesn’t withstand high heat well.

Final Thoughts

This Crispy Chilli Beef Recipe is a delicious celebration of contrast—the crunch of perfectly fried beef paired with a vibrant, sticky sauce bursting with flavor. It’s a dish that’s easy to prepare but wow-worthy every time, perfect for an exciting weeknight dinner or impressing guests. Give this recipe a try, and I’m sure it will become one of your favorite quick and tasty meals to cook again and again.