Step 1

Add butter and sugars to the Thermomix bowl. Cream together for 1 minute / speed 4.

Step 2

Add the egg and vanilla extract. Mix for 1 minute / speed 4.

Step 3

Add the flour, baking soda and salt. Mix for 40 seconds / speed 4.

Step 4

Weigh in the chocolate chips. Use a spatula to stir them into the mixture.

Step 5

Transfer the cookie dough to a bowl and chill in the fridge for an hour.

Step 6

Pre-heat the oven to 170C / 340F.

Step 7

Use a cookie scoop to divide the mixture onto a baking tray. Make sure you leave enough space between the cookies for them to expand and flatten out.

Step 8

Bake in the oven for 10 minutes until golden brown.

Step 9

Allow to cool for a few minutes on the tray before transferring to a cooling rack to cool completely.