Salmon Potato Pie

1 tall can salmon, broken into pieces
4 medium potatoes, boiled and drained
3 tablespoon butter or margarine
1 1/4 cups milk
2 tablespoons flour

Spread salmon in casserole.

Whip potatoes with 1 tablespoon butter and 1/4 cup milk.

Melt remaining ingredients in saucepan; blend in flour. Add remaining milk, stirring constantly; cook until thick. Pour over salmon. Spread potatoes over sauce. Bake at 400 degrees F for about 15 minutes or until sauce begins to bubble through.

Sprinkle with grated cheese just before baking, if desired.

Yields 6 servings.