01 -
12 slider rolls (King’s Hawaiian recommended).
02 -
1/4 cup mayonnaise.
03 -
1 tbsp cream-style horseradish.
04 -
1/2 lb provolone or Swiss cheese (sliced).
05 -
1/2 lb deli roast beef (thinly sliced).
06 -
1/2 cup caramelized onions.
07 -
4 tbsp unsalted butter (melted).
08 -
1 tsp Worcestershire sauce.
09 -
1/2 tsp onion powder.
10 -
1/4 tsp garlic powder.
11 -
1/2 tbsp fresh parsley (chopped, plus extra for garnish).
12 -
2 cups beef broth or stock (for jus).
13 -
2 tbsp unsalted butter (for jus).
14 -
1 clove garlic (minced, for jus).
15 -
1.5 tbsp all-purpose flour (optional, for jus).
16 -
1 tbsp Worcestershire sauce (for jus).
17 -
1-2 tsp roasted beef base (optional, for jus).
18 -
1 tsp fresh thyme (or 1/4 tsp dried, for jus).
19 -
Kosher salt and freshly ground black pepper to taste (for jus).