This French dip sandwich with au jus is incredibly easy to make. With two layers of gooey melted cheese, flavorful Italian roast beef, a toasted bun, and savory au jus for dipping, you will recreate this French dip sandwich recipe again and again. Here's the recipe: This French dip sandwich with au jus is incredibly easy to make. With two layers of gooey melted cheese, flavorful Italian roast beef, a toasted bun, and savory au jus for dipping, you will recreate this French dip sandwich recipe ag