Ingredients
Method
- Melt butter in a skillet over medium heat. Stir in flour; cook 2 minutes until light brown.
- Whisk in broth, Worcestershire, onion powder, pepper and salt. Simmer 5 minutes until thickened.
- Add roast beef; heat gently until steaming and 165°F if using leftovers. Divide beef and gravy over bread.