This Roast Beef Sandwich Recipe is loaded with thinly sliced roast beef, vegetables, and creamy horseradish sauce.
If all ingredients are kept separate, the sandwich can be prepared up to 2 days ahead of time. Store ingredients separately covered in plastic wrap for up to 1 week in the refrigerator.
Keyword easy recipe, horseradish sauce, kaiserc buns, lunch, roast beef, sandwich