Combine in a bowl: ground turkey, onion, ketchup, taco seasoning, and soy sauce. Slowly blend in cheese. Form into 4 patties.
Spray a frying pan with cooking spray. Cook patties on medium, flipping over occasionally, until cooked through.
Smear butter on insides of all buns and fry slightly in a pan until crispy. Serve burgers on buns with lettuce, tomato, black olives, sour cream, and onion.
Calories From Fat
% Daily Value*
Total Fat 0g
Saturated Fat 0g
Trans Fat 0g
Dietary Fibers 0g
* Percent Daily Values are based on a 2,000 calorie diet.
* Nutrition information is estimated based on the ingredients and cooking instructions as described in each recipe and is intended to be used for informational purposes only. Please note that nutrition details may vary based on methods of preparation, origin and freshness of ingredients used.