INSTRUCTIONS
1. Preheat oven to 400 °F .
2. Brush both side of potato slices with butter; place them on an ungreased cookie sheet. Bake in the preheated 400 °F oven for 30 to 40 minutes or until lightly browned on both sides, turning once.
3. When potatoes are ready, top with bacon, cheese, and green onion; continue baking until the cheese has melted