Try this homemade Squash Casserole recipe the whole family will love. Made with yellow squash, onion, butter and sour cream. Easy step-by-step instructi…
This Squash Casserole relies on simple, everyday ingredients such as yellow squash, sliced, small onion, chopped, (1 stick) butter or oleo and sour cream. It comes together quickly and makes 4 servings, at about 411 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.
Updated Jun 30, 2026