Surprisingly delicious choclate cake for occasions, easy and quick to prepare

the ingredients
4 eggs
1 cup sugar = 200 grams
vanilla
pinch of salt
3/4 cup of oil = 150 milliliters
1 and a half cups of flour = 225 grams
Half a cup of cocoa
1 and a half teaspoons baking powder = 12 grams
3/4 cup of milk = 150 ml

Chocolate sauce
2 tablespoons sugar
1 and a half tablespoons of starch
1 and a half tablespoons of cocoa
1 cup water
1 and a half tablespoons of butter
vanilla
75 gm chocolate

cream filling
1 and a quarter cup of cold water
1 cup Chantilly cream powder
3 tablespoons cocoa
¼ cup water
vanilla

Grated chocolate

Notes
Bake the cake at 180° for 30 minutes
Tray 40×28