The crossword solution for the term 'TART TASTE' is 'TANG'. TANG is a type of orange-flavored drink mix that was first developed in 1957 by General Foods Corporation. It is made from a combination of citric acid, sugar, and artificial flavors, and is often used to make a variety of beverages such as punch and smoothies. TANG has become a popular drink mix around the world, and is often used to add a tart taste to drinks.