The next salted caramel may be soursop, says Lynn Dornblaser, director of innovation and insights at Mintel, Chicago. Also known as guanabana, soursop is a tree fruit native to parts of Latin America and has a flavor that is described as a combination of strawberry and pineapple, with notes of sour citrus and a creaminess similar to that of coconut or banana. Here’s why Mintel expects the flavor to expand in the United States. “It’s from a country that is close by (Mexico), and from a country that…