Spicy Tomato Brown Rice

Name: Spicy Tomato Brown Rice
Ingredients: 2 cups brown rice, boiled (leftover rice from your Chinese takeout works well too); 1 small red onion, sliced lengthwise; 4 plum tomatoes, diced; ½ green pepper, diced; 2 dried red chilies; 6-7 curry leaves; 2 cloves garlic, minced; 1 teaspoon fresh ginger, grated; ½ teaspoon roasted cumin powder; ½ teaspoon mustard seeds; 1 tablespoon coriander powder; ½ teaspoon garam masala; ½ teaspoon turmeric powder; 1 tablespoon tomato paste; 3 tablespoons light olive oil; A bunch of fresh mint leaves, roughly chopped; Salt to taste