Dr. Slump is a gag manga series by Akira Toriyama and the work that launched his career. The manga ran from 1980 to 1984, and its anime adaptation ran from 1981 to 1986. There is also a remake series, films, games, and novels. Set in the fictional Penguin Village, the series follows the misadventures of a naïve robot named Arale Norimaki and her inventor, Senbei Norimaki.
Arale on the Loose: Part 1 (Volume 1, Chapter 14)
Akane tells Arale that she'll grow bigger if she eats a lot of food.