What is Gesso? (Pronounced JESS-oh) Well, Gesso is one of those products that has long been associated with fine artists. Gesso is traditionally a white paint that has a binder- like gypsum or chalk- mixed in to give the paint some “tooth.” (Note: we also have a review of Black Gesso by Ranger– a whole NEW product!) Anyway, It’s usually painted on with a brush and it acts as a primer to prepare a surface for acrylic, watercolor, tempera, […]