01 -
Heat 2 to 3 tablespoons vegetable oil in a large skillet over medium-high heat. Brown the chuck roast on all sides for 3 to 4 minutes per side for enhanced flavor.
02 -
Place the chuck roast in the slow cooker. Add pepperoncini peppers with juice, cubed butter, au jus gravy mix, and ranch dressing mix on top. No additional liquid needed.
03 -
Cover and cook on LOW for 8 to 10 hours until the meat is fall-apart tender.
04 -
Transfer the roast to a cutting board and loosely cover with foil. Let rest for 10 minutes to redistribute juices for moistness.
05 -
Use two forks to shred the meat. Return shredded beef to the slow cooker and mix with juices. Let sit for 15 to 20 minutes for flavor absorption.
06 -
Serve warm with mashed potatoes, rice, or as a sandwich filling.