Step 1

In a small mixing bowl, add all the dressing ingredients and whisk until combined. Cover and store in the refrigerator until ready to use.

Step 2

Heat a griddle or skillet over medium heat and melt the 1 tablespoon of butter.

Step 3

To the pan, add the sliced corned beef and cook until the meat is hot. Transfer to a plate and set aside. Wipe clean the pan and heat over medium heat.

Step 4

For each sandwich, butter one side of a slice of marble rye with the softened butter and place it on the heated pan. Place on two slices of Swiss cheese, 4 ounces of the slices and warmed corned beef, 1/4 cup of the sauerkraut, 2-3 tablespoons of thousand island dressing, 2 more slices of Swiss cheese, and top with another slice of buttered marble rye, butter side up.

Step 5

Grill the sandwich on both sides for 3-5 minutes on each side or until golden brown. Repeat with the remaining sandwich ingredients.

Step 6

Cut the sandwiches in half and serve immediately.