Potato, Ham & Cheese Casserole - cooking recipe

Ingredients

1/2 cup flour
1/4 teaspoon pepper
1/2 cup butter
3 cups milk
4 cups ham, chopped
5 cups potatoes, finely sliced
3 cups cheddar cheese, shredded
1 onion, chopped

Preparation

Preheat oven to 350.
Melt butter in saucepan.
Add flour and pepper and cook over medium heat for 1 minute, stirring constantly.
Remove from heat; stir in milk; Return to heat and cook, stirring often, until thick.
In very large bowl, mix remaining ingredients with sauce.
Bake in covered casserole dish(es) 60-90 minutes, or until potatoes are tender, removing cover after first 30 minutes of bake time.
Let cool 15 minutes before serving.