Mairi MacRitchie visits Skye, Lewis and South Uist to gather tasty recipes for both children and adults for the perfect birthday party. A moist sticky toffee cake and a chocolate traybake with marbled white and milk chocolate are among the dishes considered, while Mairi also introduces nutrition in the form of fish fingers and hears from an experienced cook who reveals a clever way to sneak some fruit into the party food with her pork and apple sausage rolls.