Slow Cooker Chicken Tikka Masala

Name: Slow Cooker Chicken Tikka Masala
Prep time: 15 min
Cook time: 6 h
Total time: 6 h
Yield: 6
Ingredients: Ingredients; 2 lbs boneless, skinless chicken thighs, cut into bite-sized pieces; 1 large onion, diced; 4 cloves garlic, minced; 2 tablespoons fresh ginger, grated; 1 (14.5 oz) can diced tomatoes; 1 (6 oz) can tomato paste; 1 cup coconut milk; 1/2 cup heavy cream; 2 tablespoons garam masala; 1 tablespoon paprika; 1 teaspoon ground cumin; 1 teaspoon ground coriander; 1 teaspoon turmeric; 1/2 teaspoon cayenne pepper (adjust to taste); 1 teaspoon salt; 1/2 teaspoon black pepper; 2 tablespoons vegetable oil; 1/4 cup fresh cilantro, chopped; Basmati rice for serving; Naan bread for serving (optional)