Dec 12, 2017· Grits vs Cornmeal. So what is the difference between grits and cornmeal? Grits are made by grounding corn into a coarse meal which is boiled thereafter. Cornmeal, on the other hand, is ground dried corn. While grits are a coarse meal, cornmeal comes in finely ground, (i.e. corn flour) medium, and coarse ground varieties.