Let it cool to room temperature, then chill in the refrigerator for a few hours or overnight. This is to prevent the custard from forming a skin on top. Pour the custard into a bowl and cover the surface with a plastic wrap making sure that the plastic wrap is touching the whole surface. Mix well until the butter has completely dissolved. Remove the saucepan from the heat and add the butter. Place the saucepan on the stove and whisk constantly over medium-high heat until thickened and slowly boiling. Next, whisk in 1/4 cup of the hot milk until it is incorporated then slowly drizzle in the remaining hot milk while whisking. Next, using a heavy bottom saucepan, we need to combine the sugar, cornstarch and egg.īeat everything well until you get a smooth and even mixture without any lumps. You can do it in the microwave, or you can do it in a saucepan, using the stove top.

The first step is to warm up the milk without boiling it. We’ll start by preparing the filling, since we need to make the custard base and cool it very well. It may seem difficult to make but I assure you that with my tutorial you can make it on your first try! Ingredients for the dough: Since then it’s been one of the most favorite cakes for my family. The Napoleon cake is the first cake I ever made at the age of 12. Today I want to show you how to make a Napoleon Cake from scratch! This cake is made of multiple layers of puff pastry dough and a smooth, delicate pastry cream in between the layers.