Italian Beef Sandwiches(A Great Crock Pot Recipe)  
["1 (11 1/2 oz.) jar pepperoncinis", "3 1/2 to 4 lb. boneless chuck roast (a leaner cut may be used)", "1 3/4 tsp. dried basil", "1 1/2 tsp. garlic powder", "1 1/2 tsp. dried oregano", "1 1/4 tsp. salt", "1/4 tsp. pepper", "1 lg. onion, sliced 1/2 inch thick"]
["Drain pepperoncinis, reserving liquid.", "Remove and discard stems of peppers; set aside.", "Cut roast into large chunks; place 1/2 of meat in 5 quart slow cooker.", "Add water.", "In small bowl, combine all seasonings.", "Sprinkle half of seasonings over beef. Place peppers over seasoning, add reserved liquid.", "Top with remaining meat and seasonings.", "Place onion slices on top.", "Cook on low 8 to 9 hours.", "Shred beef with fork.", "Serve beef, peppers, and onion on roll with mayonnaise."]
["pepperoncinis", "boneless chuck roast", "basil", "garlic powder", "oregano", "salt", "pepper", "onion"]