Hearty Pioneer Woman Slow Cooker French Dip Recipe to Savor

Ingredients

• 4 lbs (1.8 kg) beef chuck roast
• 2 large onions, sliced
• 1 16-oz (454 g) jar pepperoncini
• 2 cups (473 ml) beef broth
• 12 slices provolone cheese
• 6 soft hoagie rolls, split
• 2 tbsps olive oil
• 2 tbsps salted butter
• 6 tbsps salted butter, softened
• 2 tsps minced fresh rosemary
• ½ tsp kosher salt
• ¼ tsp kosher salt
• Freshly ground black pepper to taste
• Potato chips