The Perfect Burger

Ingredients

1  -  egg
1 tsp.  -  Mustard (regular or Dijon)
1 tsp.  -  Worcestershire sauce
1 small  -  onion, finely grated
1 clove  -  garlic, minced
1/2 tsp.  -  salt
1/2 tsp.  -  pepper
1 lb.  -  Ground beef


Directions