Cauliflower Kale Curry
1 small-medium yellow onion, roughly chopped4 garlic cloves1- inch piece fresh ginger, or 1T mincedOptional: 1/2 – 1 small serrano pepper1 15-oz. can whole tomatoes1 Tablespoon olive oil1 tsp cumin1 tsp coriander1/2 tsp black pepper1/2 tsp cardamom1/2 tsp cinnamon1/4 tsp...