There are so many bugs flying around at the moment, that all I seem to be cooking are stir fries and curries - it's the desperate desire to get garlic, lemon grass and ginger into my family. All four have particular qualities for those suffering at this time of the year - the ginger relieve congestion, lemongrass helps with sore throats, chilli contains capsaicin, and is high in vitamin C, and the garlic has antibacterial properties...