For the roast
01 -
1 tablespoon vegetable oil
02 -
1 (3-4 lb / 1.4-1.8 kg) boneless beef chuck roast
03 -
1/2 teaspoon black pepper
04 -
1 (1 oz / 28 g) packet ranch seasoning mix
05 -
1 (1 oz / 28 g) packet au jus gravy mix
06 -
8 whole pepperoncini peppers
07 -
1/4 cup (60 ml) pepperoncini brine from the jar
08 -
4 tablespoons (56 g) unsalted butter, cut into pieces
For serving
09 -
Mashed potatoes, cooked rice, egg noodles, or toasted sandwich rolls
10 -
Chopped parsley, optional