Courtauld Gallery, London The pop pioneer’s paintings of sweets and cakes offer up a succulent and incredibly moreish slice of a long-lost American dream Courtauld Gallery, London The pop pioneer’s paintings of sweets and cakes offer up a succulent and incredibly moreish slice of a long-lost American dream Y ou’re not allowed to lick paintings in museums, which is cruel when you’re faced with something as mouthwateringly tempting as Wayne Thiebaud’s art. The American pop pioneer dedicated his