Grandma's chocolate biscuit cake

Preparation

1. 1
   Step 1

   Heat 1 liter of milk with 1 cinnamon stick until it boils. Remove from heat, let it cool slightly, remove the cinnamon, and set aside.

   Timer · 5 min
2. 2
   Step 2

   Whisk 5 eggs with 4 tbsp of sugar and 2 tbsp of cornstarch in a bowl until well combined.

3. 3
   Step 3

   Add the egg mixture to the reserved milk along with 1 tsp of vanilla extract.

4. 4
   Step 4

   Cook the mixture over medium heat, stirring constantly until it thickens and boils. Remove from heat and let it cool to room temperature.

5. 5
   Step 5

   Melt 250 g of chopped chocolate with 1 tbsp of butter in a double boiler.

   Timer · 5 min
6. 6
   Step 6

   Mix the melted chocolate with 200 ml of warm heavy cream or whipping cream until you get a smooth cream.

7. 7
   Step 7

   Place a base of biscuits (part of the 400 g) at the bottom of a rectangular mold.

8. 8
   Step 8

   Spread a layer of the chocolate cream over the biscuits.

9. 9
   Step 9

   Place another layer of biscuits over the chocolate.

10. 10
    Step 10

    Spread a layer of the prepared custard over the biscuits.

11. 11
    Step 11

    Repeat the layers of biscuits, chocolate, and custard until the ingredients are finished, ending with a layer of chocolate.

12. 12
    Step 12

    Refrigerate the cake for at least one or two hours to let it set completely before serving.