Melt the butter and whisk in the sugars

• Melt the butter until softened.
• Add the white sugar and brown sugar and whisk together.

Add egg and vanilla

• Add the egg and vanilla essence.
• Whisk well until the mixture is velvety.

Fold in the dry ingredients

• Sift the flour and baking soda over the mixture.
• Fold gently until just combined.

Add the chocolate

• Add the chopped milk chocolate and dark chocolate.
• Fold again until evenly distributed.

Chill the dough

• Cover the dough and refrigerate.

Shape and bake

• Place spoonfuls of dough on a lined baking tray, leaving plenty of room as they spread.
• Bake at 170 °C until golden at the edges.

Cool and enjoy

• Let the cookies cool slightly on the tray before serving.