Mediterranean Turkey Burgers with Red Bell Pepper Mayo

1 lb lean ground turkey breast
1 large egg white
1/4 cup dry breadcrumbs
1/3 cup crumbled feta cheese ( reduced fat)
3 tablespoons chopped pitted kalamata olives
1 tablespoon capers, minced
1/2 teaspoon dried oregano
1/4 teaspoon pepper
Cooking Spray
3 tablespoons light mayonnaise
2 tablespoons minched bottled roasted red beller peppers, drained
4 wheat buns toasted
4 green leaves of lettuce
4 slices tomato
4 slices red onion

Combine first 8 ingredients in a large bowl, stir until blended. Divide mixture into 4 equal portions, shaping each into a 1/2 inch thick patty

Heat large skiller over medium heat, spray with cooking spray, cook patties for about 5-6minutes on each side

While burgers cook, combine mayo and bell peppers in a small bowl. Spread mayo mixture on buns and top w/ lettuce & onions.