8 med. potatoes, cooked with peeling on, when cool dice
1 sm. jar pimentos
1 sm. mango
1 onion, chopped fine
1 c. milk
1 stick butter
1 lb. Velveeta (or 1/2 Velveeta and 1/2 Cheddar)
Salt and pepper to taste

Bake 1 hour at 350 degrees.

Can be made ahead of time, add milk and butter at baking time.