Food Director Andrew Opie said a better approach would be to educate consumers so they are clear on the difference between best-before and use-by dates.
Artists taking part in the show include Julian Opie, famed for designing a Blur album cover, film director Ken Loach, designer Zandra Rhodes, Turner Prize nominee Keith Tyson and shoe designer Manolo Blahnik.
Ms. Opie portrays the mustachioed owner of a plumbing-supply shop in South Los Angeles, surrounded by his wares, in the rectilinear, "Egyptian" style of an Alabama farm stand as seen by Evans.
Food director of British Retail Consortium, Andrew Opie said that there is "a variation in price between those in the top quarter of dairy production and those who aren't and farmers who are lucky are those in supermarket supply chains".