Reuben Sandwiches - cooking recipe

Ingredients

8 slices rye bread
8 tsp. butter or margarine, at room temperature
8 (1 oz. each) slices Swiss cheese
1/2 c. bottled Russian dressing
1 lb. sauerkraut, rinsed and drained very well
1 lb. thinly-sliced corned beef

Preparation

Adjust oven rack to lowest position.
Heat oven to 400\u00b0.
Have ready a cookie sheet.