Cream butter in small bowl using a fork or electric mixer. Gradually blend in other butter ingredients.
Preheat grill to medium-high. Grill corn directly on the BBQ grate, turning often until slightly charred all over, about 6 to 8 minutes.
Brush grilled corn with a layer of compound butter, or slice off the cob and combine with 6 Tablespoons of compound butter and serve as a side dish.