Preheat grill on high.
In medium mixing bowl, combine the butter, the juice of the 2 limes, cilantro, chile paste, and cumin. Season with salt and pepper. Mix well and set aside.
Peel the ears of corn and on the hot grill, grill the corn until charred nicely on the outside. Serve with a spoonful the flavored butter on top.
Recipe courtesy of Aaron Sanchez