Mix the following and put in a crock pot....  Approx. 3/4 lb corned beef sliced into small pieces - (I use (6) 2 oz Buddig brand packages - I buy mine at Walmart) 8 oz shredded swiss cheese 8 oz shredded cheddar cheese 1 large jar glass sauerkraut (drain juice) 3/4 cup mayonnaise ... READ the POST