French Dip Sandwiches

​1 envelope au jus gravy mix
4 tablespoons butter, softened
4 French bread rolls, split
1 ½ pounds thinly sliced deli roast beef
8 slices Swiss or provolone cheese
 
1. Preheat oven to 400 degrees and line a baking sheet with foil. Prepare au jus mix according to package directions.
 
2. Spread butter on French rolls. Place butter side up on prepared pan and bake, watching carefully, until golden.
 
3. Divide roast beef between rolls and top with cheese; return to oven until meat is warmed and cheese is melted. Serve with hot au jus for dipping.
 
Revised September 2017