Stick-of-Butter Beef is a slow-cooked chuck roast simmered with butter, onion soup mix, and pepperoncini until tender and richly flavored.
3 to 4 pound beef chuck roast
1 stick unsalted butter
1 packet dry onion soup mix
1 packet brown gravy mix
5 to 6 whole pepperoncini peppers
2 to 3 tablespoons pepperoncini brine
Pat roast dry and place in slow cooker.
Sprinkle onion soup mix and gravy mix evenly over the roast.
Add pepperoncini and pour brine around the meat.
Place sliced butter on top of the roast.
Cover and cook on low for 8 hours or high for 4 to 5 hours until fork-tender.
Shred beef in the slow cooker and stir into sauce before serving.