1/2 cup mayonnaise
1/2 cup Thousand Island dressing
16 ounces sauerkraut, rinsed and squeezed dry
8 ounces shredded corned beef
16 ounces shredded Swiss cheese
Preheat oven to 350 degrees F (175 degrees C).
In a small bowl, combine mayonnaise and dressing.
Spread sauerkraut into a 9×13-inch baking dish. Layer corned beef, Swiss cheese, and the mayonnaise-dressing mixture on top of the sauerkraut.
Bake for 20 to 25 minutes.