Ingredients
1
cup crumbled Stilton cheese
1
tbsp prepared horseradish
8
3x5-inch sourdough bread slices
1
pound thinly sliced roast beef
1/2
red onion, thinly sliced
1
bunch arugula, stems trimmed
2
tbsp (1/4 stick) butter
Directions
1.
Mash first 3 ingredients in small bowl until almost smooth. Place bread on work surface and spread mixture on 1 side of each slice. Top each of 4 bread slices with 1/4 of beef, then onion and arugula. Season with pepper. Top with remaining bread, cheese side down.
2.
Melt butter in heavy large skillet over medium-high heat. Add sandwiches and cook until golden, about 2 minutes per side. Serve hot.