INGREDIENTS
1
Sweet onion, large thin
1/2 tsp
Mustard, dry
4 tsp
Worcestershire sauce
1/2 tsp
Black pepper, freshly ground
2 tbsp
Brown sugar
1/4 tsp
Cayenne pepper
1/2 tsp
Garlic salt
2 tsp
Kosher salt
1 tbsp
Paprika
1 1/2 tsp
Red pepper flakes
1 1/2 tsp
Sugar
3/4 cup
Apple cider vinegar
1
(4-6 lb) boneless pork butt or shoulder