Mini Hot Roast Beef Sandwiches - cooking recipe

Ingredients

1/4 cup Dijon mustard
2 tablespoons white wine vinegar
2 tablespoons olive oil
2 tablespoons finely chopped fresh parsley
2 tablespoons diced red onions
8 mini hamburger buns, split
12 ounces thinly sliced deli roast beef
1 avocado, thinly sliced
4 slices monterey jack cheese

Preparation

Preheat broiler.
In a small bowl, combine mustard, vinegar, olive oil, parsley, and red onion; set aside.
Place buns on a large baking sheet.
Brush bottom halves of buns with mustard mixture.
Arrange roast beef, avocado, and cheese over top of mustard (leave top halves of buns bare).
Leave buns open-faced and broil on high for 2 minutes or until sandwiches are warm and cheese is melted.
Cover with top halves and serve immediately.