Step 1

In a medium bowl combine flour, cornstarch and baking powder. Leave aside.

Step 2

In a large bowl mix butter and cream cheese, with an electric mixer on medium speed, until it is fine and creamy.

Step 3

Add an egg, milk and vanilla extract and continue mixing.

Step 4

Then, add powder sugar and mix some more until the mixture is fluffy. Put in dry ingredients and mix until you get fine dough.

Step 5

Finally, add mini chocolate chips and stir well. Leave in fridge for an hour.

Step 6

Preheat the oven to 375 F. Line two baking sheets with parchment paper. Take the dough out of the fridge. Shape it into balls (24-26 balls).

Step 7

Place them in the baking sheets, 1.5 inch apart. Flatten the balls using your hands or some firm object.

Step 8

Sprinkle some mini chocolate chip, if you wish. Bake for 10 minutes.

Step 9

Take them out of the oven and leave to cool in the baking sheets for a few minutes.

Step 10

Transfer them to a wire rack to cool down completely.