By Ali Lyon The Bank of England’s ability to forecast food inflation has come under fire from Helen Dickinson OBE, the head of the retail industry’s largest trade body. She warns that price rises in supermarkets are not yet in the rearview mirror despite last week’s interest rate cut. The chief executive of the British Retail Consortium (BRC), said leading indicators in the commodity market mean another bout of food inflation in the next six months looked likely. “The Bank of England isn’t that great at forecasting what might happen to retail goods,” Dickinson told City A.M. “I think the compl…