Name: greek turkey burgers
Ingredients: 1 lb lean ground turkey; ¼ cup chopped kalamata olives; ¼ cup crumbled feta cheese; ½ tsp dried oregano; ½ tsp pepper; 1 tsp olive oil; ¼ cup mayonnaise; 2 tbsps dijon mustard; 4 hamburger buns split and toasted; 4 lettuce leaves; 1 tomato sliced; ¼ cup red onion sliced