Very chocolatey chocolate chip biscuits v2.1

• 125g bread flour
• 95g flour
• 2t salt
• 1t bicarb soda
• 225g unsalted butter
• 220g dark brown sugar
• 100g white sugar
• 2t vanilla extract
• 1t espresso powder
• 1 egg
• 1 egg yolk
• 85g chocolate chip mix
• 130g chocolate (chopped)

1. Sift flour, salt and bicarb
2. Brown butter - cool
3. Combine sugar, vanilla, espresso and butter
4. Cream in 2 or 3 stages
5. Incorporate egg and yolk
6. Fold in flour
7. Fold in chocolate
8. Refrigerate overnight, or at least 1 hour
9. Bake at 180C (160C fan)