Prepare Ingredients: Gather chicken, spices, vegetables, and herbs.
Marinate Chicken: Coat chicken with spices, yogurt, and let marinate.
Sauté Aromatics: Heat oil, sauté onions, garlic, and ginger until golden.
Add Spices: Mix in cumin, coriander, turmeric, and chili powder.
Cook Chicken: Add marinated chicken, cook until browned and tender.
Add Tomatoes: Pour in crushed tomatoes, simmer until sauce thickens.
Add Vegetables: Toss in bell peppers, cook until slightly soft.
Final Seasoning: Adjust salt, pepper, and spice levels to taste.