Gyro Burgers With Tzatziki Sauce Recipe - Greek.Food.com

Ingredients

• 1 1/4 lbs lean ground beef
• 1 teaspoon dried oregano
• 2 ounces crumbled feta cheese
• 1 teaspoon onion powder
• 2 garlic cloves, minced
• salt and pepper
• 4 small pita bread
• 1 small tomatoes, sliced thin
• 1 medium cucumber, peeled and sliced thin
• 1/2 small red onion, sliced thin
• 1 cup lettuce leaf
• 1 cup plain Greek yogurt or 1 cup sour cream
• 1 garlic clove, minced
• 1/4 of a large cucumber, peeled, grated, and excess water squeezed out
• 2 teaspoons finely chopped of fresh mint or 2 teaspoons dill
• 1 tablespoon red wine vinegar