PERFECTLY PAIRED WITH ANNATJIE MECLK'S MARROW BONES ON TOAST  It is International Grenache Day on Friday 17th September, so raise a toast to this complex, versatile and intriguing grape with its luscious juicy ripe red fruit flavours, silky tannins, savoury spice and seductive mouthfeel. Grenache also happens to be one of the most adaptable food-pairing wine…