Roast Beef Po Boy Sandwich

Ingredients

• 1 3 lb. Bottom or Top Round Roast
• 1 Cup Carrots (sliced)
• 1 Cup Celery (diced)
• 1 Yellow Onion (diced)
• 1 Green Bell Pepper (diced)
• 2 Boxes Beef Broth
• 1 Jar Beef Gravy
• 3 Tsp. Salt
• 2 Tsp. Pepper
• 1 Tsp. Garlic Powder
• 1 Tsp. Onion Powder
• 1 Tsp. Cajun Seasoning
• 4 Tbsp. Butter
• 1 Loaf of French or Italian Bread
• Shredded Iceberg Lettuce
• Vine Ripened Tomatoes (sliced thin)
• Sliced Dill Pickles