Finely chop the turkey meat and onion. Add salt and freshly ground black pepper. Add water. Stir and refrigerate for 30 minutes.
For the sauce, finely chop the garlic and cilantro, mix with yogurt, salt.
Cut tomatoes and red onion into rings.
Cut the buns lengthwise and toast on the grill.
Form cutlets from minced meat and fry on the grill until cooked. Place a slice of cheese on each cutlet.
Assembling burgers: bun, sauce, lettuce, onion, tomato, cheese patty, sauce, bun.