Mary Berry lets us into her secrets for a classic ... dusted with sifted icing sugar. To glaze the lemon tart, dust generously with icing sugar then, using a blow torch, hold the flame just ...

Mary Berry's creamy lemon tart is so simple to make. The filling is not baked, just set in the fridge. It can be made up to a day ahead. This is quite a deep tart so make sure you use a deep tin ...