Crockpot Roast Dip

This came from Crock Pot Cookbook: People's Choice. I have not tried this, just posting for safe keeping.

• Ready In: 8 hrs 15 mins
• Serves: 12

Ingredients

• 1  cup water, as needed
• 1 ounce  dry onion soup mix
• 1  ounce  dry  au jus mix
• 2  lbs  beef  chuck roast
• 12  hoagie rolls, split lengthwise
• 8  ounces  shredded mozzarella cheese

Directions

1. Stir together water, onion soup mix, and au jus mix in a crockpot. Add beef, cover, and cook on HIGH for 5 hours, or until tender. When the beef is tender, shred the meat with 2 forks, and continue cooking on LOW 1-2 hours.
2. To serve, open the hoagie buns, and spoon meat mixture into the center. Sprinkle with mozzarella cheese and serve.