The Office for National Statistics said the amount spend in the food sector increased by 3.4% in April 2013 compared with the same month last year.
The same figure increased by 2.1% in April compared to May this year.
"Feedback from retailers suggested that promotions on summer ranges led to this increase in sales," the ONS added.
More top news
The group's deputy war minister and military commander were targeted in the June 25 strike, US officials said.
The two-year-old girl has become the youngest patient to benefit from a new technique to preserve the fertility of young cancer patients.
More than 50 firefighters were called in the early hours of this morning after a car ploughed through a shop window and burst into flames.