Our lightened-up version of a chicken standby has all the intensity of the original. To preserve mushrooms' earthiness, wipe them clean with a damp paper towel instead of rinsing. To showcase their shape, slice through the stem.
Firm polenta (or leftover wedges from dinner) can resurface at breakfast. Its nuttiness and slight sweetness complement the eggs and sage.
Spooning the oil over the sage and eggs helps to fry the tops.