Method
1. Pre-heat oven - 180°C / 355°F
2. In a clean medium bowl whisk together all purpose flour, cocoa powder, salt and baking powder
3. In a clean large mixing bowl beat together unsalted butter, light brown sugar and caster sugar
4. In the separate medium bowl whisk together egg, vanilla extract, food coloring and buttermilk
5. Mix together flour and butter mixture, adding flour gradually
6. Add egg and buttermilk mixture and cream until smooth
7. Fold in white chocolate chips and gently mix until combined
8. Refrigerate the dough until firm - 20 min
9. Line a clean baking sheet with parchment paper
10. Divide dough into balls
11. Put each ball onto the baking sheet and flatten
12. Bake - 12 min, 180°C / 355°F
13. Remove and let cool
14. Serve