In a mixing bowl, add sugar, corn flour, vanilla egg and milk. Whisk until well combined.

Add cream and whisk again

Transfer to a pot and cook, stirring continuously until the custard thickens.

If lumps are formed during cooking, whisk it using a hand whisk.

Transfer the marie biscuits and Nutella in a food processor and grind into a powder.

Take 4 dessert cups and line them with the marie biscuit powder.

Pour custard on top and allow the custard to cool down and then pour some chocolate syrup on the custard.

Lastly, decorate each dessert cup with a chocolate chip cookie.

Refrigerate until cold. Enjoy!