Ocado Lemons. Sharp and acidic with a zingy flavour, lemons are rich in vitamin C and have a low sugar content. The waxed peel is suitable for vegans and 1 medium fruit is 1 of your 5 a day. Recipe suggestions: - Add fresh lemon juice into salad dressings as an alternative to vinegar. - Squeeze lemon juice onto vegetables while steaming to keep the colours bright. - Serve fresh wedges with fish or add to fish dishes when baking. - Halve and use to stuff a chicken before roasting.