Heat-treat the flour

• Spread the flour on a baking tray and bake at 180 °C, or microwave in short bursts, until it reaches 74 °C.
• Let the flour cool completely before using.

Cream the butter and sugars

• Beat the softened butter with the brown sugar and caster sugar until smooth and creamy.
• Stir in the vanilla extract.

Make the dough

• Add the cooled flour and salt and mix until a soft dough forms.
• Pour in the milk a little at a time until the dough holds together.
• Fold in the chocolate chips.

Serve

• Scoop the cookie dough into portions or balls and enjoy straight away, or chill until firm.