01 -
Preheat oven to 350°F (175°C) and line a baking sheet.
02 -
In a skillet, brown the ground beef and diced onion. Season with salt and pepper, then drain any excess fat.
03 -
Roll out the French bread dough into a 12×18-inch rectangle. Spread ketchup and mustard evenly over the surface.
04 -
Layer the cooked beef mixture, crumbled bacon, chopped pickles, and American cheese slices evenly over the dough.
05 -
Roll the dough tightly, starting from one edge. Seal the edges by pinching and place the loaf seam-side down on the prepared baking sheet.
06 -
Brush the loaf with the beaten egg and sprinkle sesame seeds evenly across the top.
07 -
Bake in the preheated oven for 20–25 minutes or until golden brown.
08 -
Allow the loaf to cool for 5 minutes. Slice and serve with Thousand Island dressing for dipping.