Not sure if this is the one you're looking for, but it sounds similar.
Breakfast Casserole
Ingredients
6 to 8 eggs
2 cups milk
6 slices of raisin bread, torn in chunks
8 ounces grated cheddar cheese
1 pound link sausage, cut up and cooked (or ham or bacon)
Salt and pepper
Place bread in a 9 x 13-inch pan. Sprinkle the cheese and sausage on top. Beat eggs and milk well. Pour the eggs and milk over top. Let set overnight in refrigerator. Bake at 350 degrees until bubbly and brown, about 1 hour
Hope this helps