After a Deal, British Chocolates Won’t Cross the Pond

“Have you tried Hershey’s chocolate?” asked Nicky Perry, a longtime British expatriate living in New York.“I’d never sell it in my store,” she said, using a string of imaginative expletives to describe how the ubiquitous American chocolate tastes to her.Ms. Perry, a native of Blackheath, England, owns Tea & Sympathy, a tea shop and restaurant; Carry On Tea & Sympathy, a British goods store; and A Salt & Battery, a fish and chips restaurant, a…