The quarter finals continue in the search to find Britain's Best Family of Cooks. Presenting duo Sam and Mark cook up their vegetable and chorizo soup, Si and Dave make their chocolate and macadamia nut brownies and the Seven-Minute Supper is sole poached in cider with parsley and bacon crumbs. There's also a lesson in how to stuff and roll a joint of meat. Recipe details are available at bbc.co.uk/hairybikers. Show less