Preheat Skillet Over Medium Heat. Generously Butter One Side Of A Slice Of Bread. Place Bread Butter-Side-Down Onto Skillet Bottom And Add 1 Slice Of Cheese. Butter A Second Slice Of Bread On One Side And Place Butter-Side-Up On Top Of Sandwich. Grill Until Lightly Browned And Flip Over; Continue Grilling Until Cheese Is Melted. Repeat With Remaining 2 Slices Of Bread, Butter And Slice Of Cheese.