Greek Turkey Burgers

1 pound ground turkey breast

1 large egg white, beaten

1/2 cup crumbled red-fat feta cheese

1/4 cup dry breadcrumbs

1/4 cup chopped seeded pepperoncini pepper

1/2 teaspoon dried oregano

1/4 teaspoon salt

1/4 teaspoon freshly ground black pepper

4 teaspoons prepared mustard

4 light wheat hamburger buns toasted

4 slices red onion

4 slices tomato

4 green leaf lettuce leaves

Place first 8 ingredients in a large bowl, and combine gently with hands just until blended.  Divide turkey mixture into 4 equal portions, shaping each into a 1/2-inch-thick patty.

Heat a large nonstick skillet over medium heat.  Place patties in pan, and cook 4 to 5 minutes on each side or until done.

Spread 1 teaspoon mustard on bottom half of each bun and top with 1 onion slice,1 tomato slice lettuce leaf and top half of bun.