INGREDIENTS

Buyer's guide

Bicarbonate of soda is available in the home baking sections of supermarkets.

Storage

Once opened, use up quickly otherwise it will lose its effectiveness.

Preparation

Bicarbonate of soda was once used in to soften the skins of pulses while cooking, it was also added to green vegetables while cooking in order to preserve their colour. However, as this practice affects the taste, texture and nutritional content of the foods, it is no longer common.