Try this homemade Nanny Mccoy's Yellow Squash Casserole recipe the whole family will love. Made with onion, sugar, egg and grated cheese. Easy step-by-s…
This Nanny Mccoy's Yellow Squash Casserole relies on simple, everyday ingredients such as sugar, egg, grated cheese and mayonnaise. It comes together quickly and makes 4 servings, at about 448 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026