French Dip Tortilla Roll-Ups
Ingredients 8 large flour tortillas 1 lb deli roast beef, thinly sliced 2 cups shredded provolone or mozzarella cheese 1 small onion, thinly sliced (optional, for extra flavor) 2 tablespoons butter (optional, for sautéing onions) 1 cup beef au jus, warm (for dipping) 1 teaspoon Dijon mustard or horseradish … Read more