Created by KittenCal on October 8, 2011
Step 1: In a bowl combine the soft butter with mayonnaise and garlic until well blended.
Step 2: Mix in the Parmesan and both shredded cheese.
Step 3: Spread evenly over the cut side of bread.
Step 4: Place on baking sheet.
Step 5: Bake in a preheated 400 degree F oven 10-12 minutes or until cheese is melted.
Step 6: Slice each half into desired size.
Step 7: Serve warm.