For a hands-off approach to making chicken tikka masala, try this slow cooker recipe. The chicken is marinated in a mixture of yogurt, lemon juice, and spices, then added to the slow cooker along with the sauce ingredients. The slow cooking process allows the flavors to meld together and results in tender and flavorful chicken. The sauce is made with tomatoes, onions, garlic, ginger, and a blend of aromatic spices. Set it and forget it, and come home to a delicious meal that's ready to be enjoyed.