Meat and poultry inflation during December nudged up slightly by 0.82% with the price of beef easing back by 0.1% thanks to there being little in the way of increases and rump steak dropping back by 1.36% (26p/kg). “December is traditionally the time when supermarkets compete for customers using beef and lamb roasting joints and whilst beef rose slightly (0.71%) the average price of a whole leg of lamb fell by £1.16kg (7.46%) on November,” said Tony Goodger, head of communications at AIMS. “I also saw several supermarkets offering boneless legs of pork within their roasting joint Christmas mix this…