Easy Beef Shawarma

Ingredients (11)

• + 1 tablespoon olive oil add to pantry
• + 1 pound beef top sirloin, thinly sliced add to pantry
• + 1 tablespoon shawarma seasoning add to pantry
• ✓ 1 teaspoon ground allspice
• + ½ teaspoon salt add to pantry
• + ½ cup tahini add to pantry
• + 3 tablespoons plain yogurt add to pantry
• + ½ lemon, juiced add to pantry
• + 1 (10 ounce) package large flour tortillas add to pantry
• + 2 tomatoes, halved and sliced add to pantry
• ✓ 1 onion, thinly sliced