Mung Bean Curry (Green Moong Bean Dal)

Name: Mung Bean Curry (Green Moong Bean Dal)
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Cuisine: Indian
Ingredients: 1 tablespoon cumin seeds; 1 tablespoon black mustard seeds ((see notes)); 9 cloves garlic (crushed (3 tablespoons)); 2 tablespoons ginger (minced or grated); 1 medium red chili (or jalapeno, chopped); 2 tablespoons ground coriander; 1 teaspoon turmeric; 1 teaspoon cayenne pepper; 1 teaspoon salt; 14 ounces diced or crushed tomatoes (1 can); 2 cups mung beans (rinsed and picked through to remove any stones); 5 cups water; 14 ounces light coconut milk (1 can); 1-2 medium limes (juiced); ½ cup fresh cilantro (chopped)