2 1/2 lbs. cold, cooked potatoes, diced
Diced onions
4 tbsp. butter
4 heaping tbsp. flour
1 tsp. salt
2 1/4 c. milk
1/2 lb. Velveeta

Melt butter in a large saucepan. Add flour and salt and stir into a ball. Add milk and cook over medium heat until consistency is thick as wallpaper paste. Add cheese and stir until melted.

Layer potatoes, onions and cheese sauce in buttered casserole dish. Finish with cheese sauce and top with cracker crumbs. Bake at 350 degrees F. for 1 1/2 hours.

Potatoes must be cooked 1 day ahead.