Botticelli, Raphael, and Andrew Wyeth all painted with tempera. Today, the quick-drying medium, which employs a 50/50 blend of egg yolk and color pigment, is mostly in use by a brave few ...

Fraser’s use of egg-tempera gives his work a light-filled, translucent quality unequaled in other mediums, it is notoriously hard to control and seldom used by contemporary artists. “It’s a medium ...