Pickling is an ancient technique that is a good way for preserving beetroot, courgettes, cucumbers, grapes, pears, peppers, plums and shallots. Got a glut? Discover ways of preserving your harvests. Vinegar or brine are used to preserve produce. Sliced or chopped vegetables are placed in a colander and sprinkled with coarse salt, which draws out the moisture. Spices are added to the vinegar, which is brought to the boil, and once hot, poured over the rinsed vegetables. Kept in sterilised conta
