INGREDIENTS
4
large potatoes, peeled and thinly sliced
1/2 cup
chopped onion
1 tbsp
butter
1 can
condensed cream of mushroom soup (10.75 ounce) or homemade cream of mushroom soup
1/2 cup
water
1 cup
shredded Cheddar cheese
1/2 tsp
garlic powder
1/4 tsp
black pepper