Spread butter on all four bread slices, make sure entire piece of bread has butter
In small skillet heat corned beef over medium heat. This is important to do separate because the meat might be cold by the time the cheese is melted and the bread is cooked.
Heat large skillet to medium high if using faberware 350 deg is best
Place bread slices butter down on skillet
Top two slices with swiss cheese smear the other 2 slices with russian dressing
Top russian dressing slices with half the sauerkraut each
Top sauerkraut slices with heated corned beef and join cheese side and beef sides to make full sandwiches
Cook on both sides until very crisp
Remove from skillet slice on bias and serve