Colorful Pineapple Beef Stir-Fry with vegetables and pineapple chunks in a skillet

Pineapple Beef Stir-Fry: Sweet, Savory, and Fast

This Pineapple Beef Stir-Fry is a delightful mix of sweet and savory flavors, making it a perfect dish for busy weeknights. It’s quick to prepare and loaded with vibrant vegetables and juicy pineapple, resulting in a satisfying meal you’ll love.

Why make this recipe

This recipe is perfect for anyone looking to whip up a delicious meal in under 30 minutes. The combination of flank steak, fresh vegetables, and pineapple creates a dish that is not only flavorful but also visually appealing. Plus, it’s a great way to incorporate more colorful veggies into your diet.

Ingredients

  • 1 lb flank steak, thinly sliced against the grain
  • 1 tbsp cornstarch
  • 4 tbsp soy sauce, divided
  • 2 tbsp vegetable oil, divided
  • 1 red bell pepper, sliced
  • 1 green bell pepper, sliced
  • 1 cup pineapple chunks
  • 3 cloves garlic, minced
  • 1 tsp fresh ginger, grated
  • ¼ cup pineapple juice
  • 1 tbsp oyster sauce
  • 1 tbsp brown sugar
  • 1 tsp rice vinegar
  • ½ tsp crushed red pepper flakes
  • 2 green onions, chopped

How to make it

  1. Marinate beef with 1 tbsp soy sauce and cornstarch for 10 minutes.
  2. Whisk together the sauce ingredients: pineapple juice, 3 tbsp soy sauce, oyster sauce, brown sugar, rice vinegar, and red pepper flakes.
  3. Heat 1 tbsp of vegetable oil in a wok or large skillet over high heat. Sear the beef for 2–3 minutes until browned; remove and set aside.
  4. In the same skillet, add the remaining 1 tbsp of vegetable oil. Stir-fry garlic, ginger, and sliced peppers for 2–3 minutes until tender-crisp.
  5. Add the pineapple chunks to the skillet, then return the beef to the wok.
  6. Pour in the sauce and stir for 2 minutes until the mixture is glossy and thickened.
  7. Garnish with chopped green onions and serve hot.

How to serve it

Serve the Pineapple Beef Stir-Fry over a bed of steamed rice or noodles. It also pairs well with a side of fresh salad or vegetables for a balanced meal.

How to store it

Store any leftovers in an airtight container in the refrigerator. They should be consumed within 3 days for the best flavor and freshness. Reheat in the microwave or on the stovetop until warmed through.

Helpful tips

  • For extra tenderness, make sure to slice the flank steak against the grain.
  • Make sure your oil is hot enough before searing the beef to get a nice browning.
  • Feel free to adjust the level of red pepper flakes to suit your spice preference.

Optional variations

  • You can swap out the flank steak for chicken, shrimp, or tofu if you prefer.
  • Add more vegetables like broccoli, snap peas, or carrots for additional color and nutrition.

Frequently asked questions

Can I make this stir-fry in advance?
Yes, you can prepare the ingredients in advance and stir-fry them just before serving for a quick meal.

Can I freeze the leftovers?
While it’s best enjoyed fresh, you can freeze the stir-fry in an airtight container for up to one month. Thaw in the refrigerator before reheating.

What can I substitute for pineapple if I don’t have any on hand?
Mango or bell pepper can be used as alternatives to pineapple, giving your dish a different yet delicious flavor.

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