Black express tea UNITEA Lunch Box Royal Breakfast. UNITEA Lunch Box Royal Breakfast tea is the result of combining traditional methods of cultivation and production with the latest technology, which allows us to obtain a product that will meet the expectations of the most demanding tea connoisseurs. Lunch Box Royal Breakfast express tea has a mild and deep taste, which is ensured by the highest quality tea leaves harvested by hand in the Mathara and Rathnapura regions of Sri Lanka.