15. GROW YOUR OWN HERBS

SHOP-BOUGHT cut herbs come wrapped in plastic and can shrivel up in a few days, so save by growing your own. Herbs are easy to grow on a windowsill and cost pennies for a packet of seeds. Waitrose sells a starter kit containing basil ( pictured), chives, coriander and parsley, as well as pots, compost and tools, for £8.99. SWAP: Shop-bought cut herbs, £1.50 for 100g. FOR: Herb starter kit, £8.99.

YEARLY SAVING: £ 69.01 (based on buying cut herbs once a week).