Tuna à la King

1/3 cup butter
1/4 cup onion, chopped
1/4 cup green peppers, chopped
1 cup mushrooms, sliced
3 Tbsp. flour
2 cups milk
salt and pepper
2 Tbsp. pimiento
1 can tuna
pastry shells, cream puffs, toast, or toasted English muffins

Saute the onion, green peppers and mushrooms in melted butter until cooked through. Stir in the flour and cook 1 minute. Add the milk and salt and pepper and cook until thickened. Add the pimiento and tuna and heat until hot and bubbly.

Serve over pastry shells, cream puffs, toast, or English muffins.