Ingredients

1 cup unsweetened shredded coconut 

1 to 2 small fresh green chiles, seeded and chopped 

3/4 teaspoon grated peeled fresh ginger 

3/4 teaspoon minced garlic 

1/2 teaspoon coarse salt 

1 teaspoon vegetable oil 

1/2 teaspoon black mustard seeds 

1 shallot, finely chopped 

1/2 teaspoon urad dal (skinned and split dried black lentils; optional) 

1 cup plain yogurt 

3 tablespoons chopped fresh cilantro 

1 teaspoon fresh lime juice 

Preparation

Process coconut, chiles, ginger, garlic, and salt in a food processor or blender, gradually adding 1/2 to 3/4 cup water until a thick paste forms.

Heat oil in a medium skillet over medium heat. Add mustard seeds; cover. Cook until seeds pop, 30 to 45 seconds. Add shallot and urad dal (if desired); cook, stirring, until softened, 2 to 3 minutes.

Stir together shallot mixture, coconut mixture, yogurt, cilantro, and lime juice.