Blackstone Smashed Gyro Tacos

Name: Blackstone Smashed Gyro Tacos
Prep time: 10 min
Cook time: 10 min
Total time: 20 min
Cuisine: American
Ingredients: 1 pound ground lamb, pork, or chicken; 1 tablespoon dried oregano; 1 tablespoon paprika; kosher salt, pepper, crushed red pepper flakes; 5 to 6 cloves garlic (minced); 1 5.3 ounce container plain Greek yogurt; 3 tablespoons mayo; 1/2 cucumber (grated); 1 tablespoon lemon juice; 8 to 10 soft taco size flour tortilla; 2 cups shredded lettuce; 4 ounces crumbled feta cheese