Mary Berry's lemon drizzle traybake cake has been a hit since the 1960s, and this is the recipe she is most asked for when stopped in the street.
Equipment and preparation: for this recipe you will need a 30x23cm/12x9in tray bake tin.
Each serving provides 290 kcal, 4g protein, 38.5g carbohydrates (of which 25g sugars), 13.5g fat (of which 8g saturates), 0.7g fibre and 0.6g salt.