Slow Cooker Mississippi Roast

Combine beef broth, Ranch seasoning, and onion in the bowl of a slow cooker and mix until combined. Add beef chuck roast and season with salt and pepper, then add pepperoncini and butter. Cover and cook on high heat setting for 4 hours or on low for 6 to 8 hours. Remove meat from slow cooker and transfer to a large bowl. Shred meat with two forks and toss beef with juices from the slow cooker. Serve warm on toast.