# Clean the bonitos, wash, and drain. Slit into 2 pieces.
# Cut aluminium foil pieces by considering the sizes of the half fishes.
# Grease the aluminium foil a little, and place the half of the bonito on it, place the quarter of the onion
# Drizzle black pepper
and salt all over it, and place the lemon
slice on it.
# Finally pour 1 tbsp vegetable oil all over and pack the fish with aluminium foil.
# Place these packs on a heat resistant cooking pan, cook in 190 C for about half an hour.
# Place on the service plate by opening the package, pay attention not to loose their shapes.