BoB, go ahead and try to survive off of fruit juice drinks. When you die of malnourishment, this problem will have been definitively solved.
Flavoured drinks, regardless of how deliciously chunky they may be, only hydrate us, they do not sustain the human body's other functions. I have no doubt that one - in particular, you - could make a soup in such a way that it could be considered a drink, but at that point it would cease being soup, so...
