The Great British Baking Show‘s Technical Challenges ... But what exactly are Garibaldi biscuits? Are they truly such a classic British cookie? And why are they called squashed fly biscuits?

These classic biscuits should be satisfyingly crumbly ... Preheat oven to 150C (fan-forced). Line two baking trays with baking paper. Beat the butter in a bowl with a wooden spoon until soft ...