In a large bowl, combine the ground turkey, feta cheese, banana peppers, BBQ sauce, and salt and pepper. Mix with your hands until everything is evenly incorporated.
Form the mixture into four equal-sized patties.
Heat a large skillet over medium-high heat. Add the patties and cook until the burgers are cooked through, about 8 minutes per side.
Serve the burgers on toasted buns with lettuce, tomato, onion, and any other desired toppings.
Interesting Facts
Turkey is a great low-fat alternative to beef burgers.
Feta cheese adds a great salty flavor to the burgers.
Banana peppers add a great heat that pairs nicely with the BBQ sauce.