Ground Beef Gyros

Ingredients:

1 (8 ounce) container plain yogurt
1/3 cup chopped seeded cucumber
2 tablespoons finely chopped onions
1 garlic clove, minced
1 teaspoon sugar

Filling:

1 lb lean ground beef (I use ground turkey)
1 1/2 teaspoons dried oregano
1 teaspoon garlic powder
1 teaspoon onion powder
1 teaspoon salt (optional)
3/4 teaspoon pepper
4 pita breads
3 cups shredded Lettuce
1 large Tomato, chopped
1 small onion, chopped

Directions:

1 In a bowl, combine first 5 ingredients.
2 Cover and refrigerate.
3 In separate bowl, combine ground beef and seasonings.
4 Mix well.
5 Shape into 4 patties.
6 Grill, covered, (you can also use a toaster oven or broil these) over medium to high heat       for 10 to 12 minutes or until meat is no longer pink, turning once.
Cut patties into thin slices.
8 Stuff into pitas.
Add lettuce, tomato, and onion.
10 Serve with yogurt sauce