Memphis Burgers

Memphis Burgers
Ingredients
1 medium red onion, sliced
1 pound lean ground beef
1/2 teaspoon onion powder
1/4 teaspoon salt
1/4 teaspoon freshly ground black pepper
4 potato rolls
Mustard sauce, recipe follows
Directions
Preheat a flat top grill pan to high heat.
Add sliced onion to grill pan and cook until tender, about 10 minutes.
In a medium bowl, mix ground beef, onion powder, salt and freshly ground pepper. Make 4 burgers equal in size.
Cook burgers on the flat top for 4 to 5 minutes on each side. Serve on split rolls with grilled onions and mustard sauce.
Mustard Sauce:
3 tablespoons mayonnaise
1 tablespoon Dijon mustard
1/2 teaspoon cayenne pepper
Salt and freshly ground black pepper
Mix all ingredients in a mixing bowl.

To make Memphis BBQ Burgers: skip the mustard sauce. Top each burger with pulled pork, bbq sauce and onion rings.