How to make Refrigerated cake

Refrigerated cake with petit biscuits Ingredients (for 6 people) Petit four biscuits (plain and cocoa) 2 to 3 packs White pastry flour 2 tbsp 2 tablespoons cocoa powder 1/2 cup sugar 2 glasses of milk Butter 50 g Smarties or grated chocolate to decorate as desired Small amount of vanilla The time required to prepare…