Salsa with sprinkles

6 boneless skinless chicken breast halves 1 1/2 tablespoons butter 1 1/2 tablespoons vegetable oil 1 medium onion , chopped 1 clove garlic , minced 2 stalks[...]

1 lb tomatillo, husks removed and rinsed 3 serrano chilies , finely chopped 1/2 cup cilantro , roughly chopped and loosely packed 2 tablespoons cilantro ,[...]