Ingredients
Instructions
- Spread four slices of bread with mayonnaise. Layer each with the ham, cheese and onion. Spread horseradish sauce on remaining bread; place bread with horseradish side down over onion. Spread butter on the outside of each sandwich.
- In a large skillet over medium heat, toast sandwiches for 4 - 5 minutes on each side or until bread is lightly browned and cheese is melted.