Try this homemade Mia'S Squash 3 Quart Casserole recipe the whole family will love. Made with Onions, Carrots, Mushroom Soup and Sour Cream. Easy step-b…
This Mia'S Squash 3 Quart Casserole relies on simple, everyday ingredients such as yellow squash sliced, medium onions sliced, pt sour cream and small jar pimentoes. It comes together quickly and makes 4 servings, at about 323 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