Unilever (UL -0.86%) may have the highest ambitions of any global company when it comes to the world's most consumed beverage after water: tea. But first the company has to address fatigue over one of its power brands and come up with a strategy to capture the higher end of the tea market, where management sees tremendous opportunity. In this second episode in the "Tea Wars" series, Fool contributor Asit Sharma discusses Unilever's challenges and opportunities in the race to win the largest slice of this $200 billion market. Also, don't miss episodes No. 1 and No. 3 of the Tea Wars!