Prepare the Beef: Mince the Angus beef and mix with breadcrumbs and an egg.
Form Patties: Standardize portions using an ice cream scoop, then wet hands to form patties.
Prepare Onions and Pickles: Chop white onion into small cubes and condition in vinegar. Slice pickles.
Prepare Bread: Slice bread for the base and top. Toast in the oven at 180°C.
Flambé Cheese: Place cheese slices on the bread, flambé with cognac, and allow to melt.
Assemble the Mac Michel: Layer the base with sauce, onions, salad, melted cheese, meat patty, and repeat for a second level. Top with sauce, onions, salad, and the final bread piece.
Serve: Secure with pickdents and cut into halves. Serve immediately.