How to Make Tender Steak Fajitas

Few meals bring everyone to the table faster than a sizzling pan of tender steak fajitas. Juicy strips of marinated steak, sweet peppers, and soft onions come together in a hot pan for a dinner that feels both exciting and comforting. It’s the kind of meal that turns an ordinary evening into something special, especially when everyone builds their own tortillas just the way they like.

This recipe is simple enough for a weeknight but impressive enough for guests, making it a reliable go-to when you want big flavour without complicated steps. The quick marinade helps tenderise the meat while the cast-iron pan gives that classic fajita char. Serve it straight from the pan for that restaurant-style experience at home.

Ingredients

Serves 4

• 400 g steak strips
• 2 tablespoons sunflower oil
• 2 tablespoons fajita spice mix
• 1 tablespoon butter
• ½ red, yellow, and green bell pepper, sliced into strips
• 1 onion, halved and thinly sliced
• 4 soft flour tortillas

Fajita Spice Mix

• 1 teaspoon chilli powder
• 1 teaspoon paprika
• 1 teaspoon dried garlic flakes
• 1 teaspoon ground cumin
• ½ teaspoon dried oregano
• 1 teaspoon salt
• ½ teaspoon freshly ground black pepper

Instructions

1. Mix the steak, sunflower oil, and fajita spice mix together and marinate for at least 30 minutes.
2. Heat a cast-iron pan well. Add the butter to the pan and fry the steak until browned.
3. Add the onions and bell peppers and continue frying until soft.
4. Serve the steak mixture directly in the pan with warm tortillas.

Tips

• If your steak feels a bit tough, slice it thinly against the grain before marinating — this makes a big difference to tenderness.
• A very hot pan is key to getting that classic fajita sear without overcooking the meat.
• You can swap sunflower oil for olive oil if that’s what you have on hand.
• Add a squeeze of fresh lime juice just before serving to brighten the flavours.
• For extra heat, sprinkle in a pinch of chilli flakes or serve with your favourite hot sauce.

Serving Suggestion

Bring the sizzling pan straight to the table and let everyone fill their own warm tortillas for a fun, interactive meal. Fresh toppings like sour cream, sliced avocado, grated cheese, or chopped coriander make these fajitas even more satisfying. Serve with a crisp green salad, Mexican-style rice, or simple tortilla chips on the side for a complete family dinner.

If you enjoy easy skillet dinners like this, you might also like our Colourful Beef and Chilli Stir Fry, another quick and flavour-packed family favourite.

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