The world is on a smoothie, juice blend, all-in-one, on-the-go kind of trend.
More then ever modern tech is being able to process food into easily digestible liquids while still retaining most nutrient content. It's convenient, quick, and a good way to get down those veggies for those less inclined to eat them.
Athletes use them in body building shakes.
Hipsters drink Soylent. (http://www.triplepundit.com/2013/07/soylent-the-future-of-food/)
In space, it's gel / paste food.
And space is the future.
It is thought our brains developed from the development of cooking food, making it easier to digest which freed up a lot of time chewing our food, and thus re-shaped our face.
Is this the next step?