Potato - Onion au Gratin

In saucepan melt 1 Tbsp. oleo. Blend in 2 Tbsp. onion soup mix and 1 Tbsp. flour. Thicken and stir in 1/2 cup process cheese spread. Arrange 4 cups sliced, cooked potatoes and pour cheese over. Bake 30 to 35 minutes in 350 degree oven.