Open-Faced Broiled Roast Beef Sandwich - cooking recipe

Ingredients

2 hoagie buns, split
2 tablespoons mayonnaise
2 teaspoons prepared coarse-ground mustard
1 pound deli sliced roast beef
2 tomatoes, thinly sliced
1/2 red onion, thinly sliced
4 slices provolone cheese
salt and pepper to taste

Preparation

Preheat oven on broiler setting.
Cut rolls in half, and toast in a bread toaster. Place on a baking sheet. Spread each half with mayonnaise and mustard. Layer with roast beef, tomato, red onion, Provolone, salt and pepper.
Broil 3 to 6 inches from heat source for 2 to 4 minutes (keep a constant eye on it) until cheese is bubbly and is beginning to brown.