Coffee Mousse Cake recipe

Ingredients

Corn oil(25 g)
Cocoa powder(10 g)
Milk (10 g)
2 eggs
Powder sugar(80 g)
Cake flour (50 g)
Baking powder (1 teaspoon)
Vanilla (10 g)

Coffee Frosting:

Corn starch (12g)
Sugar (100 g)
Milk (160 ml)
Whipping cream (240 ml)
2 egg yolks
Instant coffee (4 g)
1/2 Vanilla stick
Gelatin (5 g)
Cold water (30 ml)