Separate the eggs into egg whites and egg yolks.
Beat the egg yolks well and add sugar in three times.
Beat the egg whites stiffly and add the cream tartar.
Sift the flour and cacao powder.
Mix 2, 4 and milk together.
Quickly mix in 5, 3 and love.
Pour the mixture into the roll cake mold and bake at 180 degrees for 12 minutes.
Beat the cream half. add the hot chocolate and beat well.
When the heat of 7 is removed, spread half of 8 and roll it up with the fruit. 1/6 of the fruit should be cut and placed on top of 5/6.
Spread half of 8 around 9 and decorate with fruit, pink pepper, pistachio powder,crystal sugar, etc.