For those who follow a gluten-free diet, this chicken vindaloo recipe is a great option. It uses gluten-free ingredients and spices to create a flavorful and delicious dish. The chicken is marinated in a mixture of spices, vinegar, and yogurt, then cooked with onions, tomatoes, and a blend of aromatic spices. To thicken the sauce, you can use gluten-free flour or cornstarch instead of regular flour. Serve this gluten-free chicken vindaloo with rice or gluten-free naan bread for a satisfying meal.