By Gloria Nicol
Preserves and pickles are the added extra in life, the relish to the meal, the fruity kick to your morning toast, the squidgy filling in your cake and the sweet hit that makes afternoon tea such a treat. You only have to look on the shelves of the smartest delicatessens to see that making jams and jellies has never been so popular, with flavours and combinations that range from the traditional tried-and-tested recipes to the more adventurous and exotic.