This Whole Roasted Cauliflower Butter Chicken Style is a vegetarian twist on the classic Indian butter chicken. The cauliflower is marinated in a flavorful blend of spices and yogurt, then roasted to perfection. The result is a tender and flavorful cauliflower with a rich and creamy butter chicken sauce. Serve it as a main dish with rice or naan bread for a satisfying and delicious meal.