8 oz. cream cheese
1 1/2 c. sour cream
12 oz. shredded Swiss cheese
15 oz. can sauerkraut, drained
8 oz. corned beef, chopped

Mix all ingredients, combining well.
Warm on medium power in microwave until cheese melts (but is not too hot).
Serve with rye crackers or pumpernickel or rye party bread.