Prepare Yogurt Sauce: In a bowl, combine yogurt, cream, dried crushed mint leaves, Himalayan pink salt, chaat masala, and Kashmiri red chilli powder. Mix well and set aside.
Marinate Mutton - First Stage: In a bowl, add boneless mutton cubes, ginger garlic paste, Himalayan pink salt, and meat tenderizer. Mix well, cover, and marinate for 2-3 hours.
Marinate Mutton - Second Stage: Add thick yogurt, cream, green chilli paste, coriander powder, cumin powder, white pepper powder, garam masala powder, cardamom powder, gram flour, black pepper powder, nutmeg powder, and lemon juice to the marinated mutton. Mix well, cover, and marinate for an additional 1 hour.
Prepare Skewers: Thread the marinated mutton cubes onto wooden skewers.
Preheat Oven: Set the Dawlance microwave oven to convection/combi mode and preheat for 10 minutes.
Bake Skewers: Place an oven-safe plate with an oven grill inside. Arrange the mutton skewers on the grill and place it in the preheated microwave oven. Bake at 180°C on convection mode for 15 minutes.
Turn and Continue Baking: Turn the skewers to the other side, apply cooking oil, and bake for another 15 minutes.
Grill Skewers: Grill the skewers for 5 minutes to finish cooking and achieve a slight char.
Serve: Drizzle the prepared creamy yogurt sauce over the skewers, sprinkle with fresh chopped coriander, and serve with rice, naan, or sautéed vegetables.