INGREDIENTS
1 1/2 lb
ground beef
2 tsp
worcestershire sauce
1 tsp
kosher salt
1/2 tsp
ground pepper
12 slices
sourdough bread
1/2 cup
secret sauce
3 media
vidalia onions
6 slices
cheddar cheese
8 tbsp
butter
1/4 cup
dijon mustard
1/4 cup
mayonnaise
1 tbsp
barbecue sauce
1/2 tsp
hot sauce
3
in a bowl