1 baking pan (preferably glass - at least 5 qts.)
1 mixing bowl (same capacity)
2 lb (32 oz.) frozen Hash Brown SQUARES (cubes)
1 cup diced onions (only need one half onion for this)
1 10&3/4 oz. (can) Cream of Chicken soup (condensed OK)
1 lb sour cream
1 stick ("quarter") butter
2 8 oz. bags grated, Sharp Cheddar cheese
1 cup fine-crushed potato chips

- Preheat oven to 375 degrees
- Heat margarine until liquid 
- Mix hash brown squares, onions, cream of chicken, sour cream, liquified
  butter, and one 8 oz. cheddar cheese bag into mixing bowl
  -- Mix until uniform appearance/color
- Transfer contents from mixing bowl to pan; smooth out until flat surface
- Bake for 1 hour-10 mins or when edges begin to brown--whichever occurs first
- Remove from oven to add other 8 oz. grated cheese as a top-layer
- Add crushed chips on top of cheese as another layer
- Replace in oven for another 10 minutes (or till chips turn golden brown)