Scalloped Potatoes - cooking recipe

Ingredients

1/4 cup chopped onion
1/4 cup butter
1/4 cup flour
2 1/2 cup milk
5 large potatoes (peeled & thinly sliced) (5 cups)
3/4 cup Cheddar cheese

Preparation

Cook onion in butter until tender. Stir in flour, salt and pepper (to taste). Add milk and cheese. Cook until thick and bubbly. Cook and stir 1-2 minutes more.