The cost of jam, chocolate and other sugary products rose by 11% over the course of the year – and 1.4% in just one month. The price of meat is up 4.8% over 12 months. And the cost of cooking oil also ...

Note: We did not visit Whole Foods, Trader Joe’s or Sprouts, since many of the items sold at these stores come from their own brands. However, many of the items on our list — such as seedless ...