Ingredients

• 2 (8 ounce) containers plain yogurt
• 2 cucumbers - peeled, seeded, and diced
• 3 tablespoons olive oil, divided
• 1 tablespoon chopped fresh dill
• 1/2 lemon, juiced
• 3 cloves garlic, peeled
• salt and ground black pepper to taste
• 1 (1 pound) beef top sirloin steak, cut into thin strips
• 5 pita bread rounds
• 1 tomato, chopped
• 1/2 small onion, thinly sliced
• 1 (4 ounce) package crumbled feta cheese
• 1/2 cup shredded lettuce
• 1 (2.25 ounce) can sliced ripe olives, drained

Instructions

1. Blend yogurt, cucumbers, 2 tablespoons olive oil, dill, lemon juice, garlic, salt, and pepper in a blender until tzatziki sauce is evenly combined.
2. Heat remaining 1 tablespoon olive oil in a large skillet over medium heat; cook and stir beef in the hot oil until no longer pink, 5 to 10 minutes.
3. Layer half of each pita with steak, tomato, onion, feta cheese, lettuce, olives, and tzatziki sauce. Bring edge of each pita over the filling and secure with a toothpick.