A roast beef sandwich recipe featuring ready-made, deli roast beef, marbled rye, roasted red bell peppers, spinach, shallots, and an easy horseradish roast beef sandwich spread to top it all off!
Prep Time10 minutesmins
Total Time10 minutesmins
Course: Main Course
Cuisine: American
Keyword: Roast Beef Sandwich
Servings: 4Sandwiches
Calories: 402kcal
Author: Kelly Anthony
Ingredients
For the Roast Beef Sandwich Sauce:
¼cupmayonnaise
2tablespoonssour cream
2tablespoonsprepared horseradish
½teaspoonblack pepper
¼teaspoonKosher salt
For the Sandwiches:
4brioche buns, sliced in half
1cupbaby spinach,rinsed and dried
1thinly sliced roast beef
4-8slicescheddar, Provolone, or Swiss cheese
½red onionthinly sliced
2roasted red bell peppersfrom jar, e.g. Dellalo's Roasted Red Peppers in Water, patted dry and sliced into ¼" strips
Kosher salt and black pepperto taste
Instructions
Add all of the creamy horseradish sauce ingredients to a small mixing bowl, and whisk to combine. Set aside until ready to use.
For the sandwiches, lay out the slices of bread on a work surface. Smear the desired amount of sauce across the bottom slice of bread and add a generous pinch of spinach. Add sliced roast beef, followed by 1-2 slices of cheese. Add onion, red pepper, and an additional drizzle of sauce, if using.
Sprinkle with salt and pepper, top the sandwich with the other slice of bread, serve, and enjoy!