- 1/4 cup butter
- 9 large onions, sliced
- 1 (7 ounce) bag sour cream-and-onion-flavored potato chips, crushed
- 1 cube beef bouillon
- 1/2 cup water
- 1 (10.75 ounce) can condensed cream of mushroom soup
- 2 cups shredded Cheddar cheese
- Preheat oven to 350 degrees F (175 degrees C). Grease a 9×13 inch baking dish.
- Melt butter in a large skillet over medium-high heat. Saute onions until tender. Transfer to prepared dish and top with crushed potato chips.
- Dissolve bouillon in water and mix with mushroom soup; pour over chips and onions. Top with cheese.
- Bake in preheated oven for 25 to 30 minutes.