Try this homemade Squash Casserole(Freezes Well!) recipe the whole family will love. Made with onion, egg, margarine and mayonnaise. Easy step-by-step i…
This Squash Casserole(Freezes Well!) relies on simple, everyday ingredients such as to 3 c. cooked squash, chopped onion, egg, slightly beaten and margarine, sliced. It comes together quickly and makes 4 servings, at about 505 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