It's not that hard. First, start with a basic outline of the shape of the meat. Then, add details like texture and shading to make it look more realistic.
Animation creators focus more on bringing characters and stories to life through motion and technology. Cartoonists mainly create static images and often have a distinct style in their drawings.
Well, a thick cartoon girl often stands out with a voluptuous body shape. This could mean having a rounder waist or more prominent curves. Her style and personality might be bold and confident too.