32 oz bag Southern Style hash browns (these are the little square kind - not the shredded ones)
1 lb bacon, fried, drained and torn or cut into pieces
1/2 C diced onion
3/4 lb cheddar cheese, diced
1 dozen eggs
1 C milk
1/2 tsp dry mustard
salt and pepper, to taste
Layer frozen potatoes, bacon, onion and cheese in 2-3 layers. Finish with cheese.
Beat eggs, milk, mustard, salt and pepper. Pour on top.
Cook on low for 10-12 hours.