By Joanna Hansford, Contributing Reporter
RIO DE JANEIRO, BRAZIL - Açai has become one of Brazil's more trend-setting exports for the health conscious in recent years, even showing up at Jamba Juices in New York City. With a unique look, texture and taste, most people either love it or hate it - but for the aficionados, finding the best açai in Rio is a quest worth-while.
Açai is made from the fruit of a particular type of palm tree native to Central and South America. The fruit itself is very similar in appearance to a grape . . .