Slow Cooker Tofu Tikka Masala

Name: Slow Cooker Tofu Tikka Masala
Prep time: 15 min
Cook time: 3 h
Total time: 3 h 15 min
Cuisine: Indian
Ingredients: 1 tbsp garam masala; 2 tbsp paprika; 1 tsp ground coriander; 1/2 tsp ground black pepper; 3/4 tsp salt; 1/2 tsp cayenne pepper ((reduce to 1/4 if sensitive to spice)); 1/2 tsp ground turmeric; 12 oz extra-firm tofu ((1 normal package)); 1 tbsp coconut oil; 1 tsp cumin seeds; 1 large yellow onion (diced); 4 cloves garlic (minced); 1 inch ginger (peeled and minced); 2 green chili peppers (finely chopped); 1 red bell pepper (diced); 3 tbsp nutritional yeast; 6 tbsp tomato paste; 2 cups cherry tomatoes (quartered (or use 1 14-oz. can diced tomatoes, drained)); 1 can full-fat coconut milk ((1 and 3/4 cups)); 2 tbsp white wine vinegar; 1 tsp coconut sugar ((optional - or use brown sugar)); salt (to taste); freshly-squeezed lemon juice (to taste, for serving); chopped fresh cilantro (coriander) (to taste, for serving)