The trick to making really smooth mashed potatoes is to use hot milk. For a mildly garlicky version, add some peeled cloves to the water with the potatoes and mash through.
Crisp lettuce cups, juicy prawns, zesty lime, chilli and ginger make every mouthful of prawn sang choy bow a delight. Use baby lettuce leaves to serve this as finger food at a cocktail party.