Ingredients
Method
- Preheat the oven to 350°F and line a baking sheet with parchment.
- Mix the butter, sugar, eggs, and red coloring, then fold in the flour, cocoa, and chips.
- Shape the dough into a flat log on the baking sheet.
- Bake for 25 minutes, then cool slightly and slice into bars.
- Lay the slices cut-side down and bake another 18 to 20 minutes until crisp.
- Cool completely so they crisp up fully.
Notes
These keep for a week in an airtight tin, perfect for gifting.
