Dessert in 5 minutes, without oven, without condensed milk!

This is the best thing I have ever eaten! A dessert in 5 minutes, without an oven, without condensed milk!

Ingredients:

Biscuits (100 g).
Mold size 16×16 cm.
Egg yolks (2 units).
Sugar (80 g).
Corn starch (20 g).
Milk (400 g).
Butter (20 g).
Cocoa (15 g).
Chocolate (80 g).
Cream (50 ml).
Preparation:

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