Do you believe you know anything about wine? According to a new survey for the grocery franchise Spar, which has increased its wine sales by an amazing 20 per cent in the last year, seven out of ten of us wish we knew more about wine, and much of what we think we do know turns about to be wrong. The research, conducted among 2,000 consumers, highlights some of the most widely held illusions: 54 per cent assume that if the label compares a wine's character to the likes of gooseberries or peaches, the wine is actually made from those fruits