Heat butter, cook sausage until cooked, remove from heat.

Mentai sauce: mix and stir well KEWPIE MAYONNAISE ORIGINAL, chili sauce and tobiko, set aside.

Split cut the top of the hot dog bun, spread the KEWPIE MAYONNAISE ORIGINAL.

Arrange on top of it with lettuce, cheese slices and sausage, add mentai sauce, toarch, sprinkle with nori powder, serve.