Try this homemade Spinach Casserole recipe the whole family will love. Made with frozen spinach, onion soup, sour cream and onion. Easy step-by-step ins…
This Spinach Casserole relies on simple, everyday ingredients such as boxes frozen spinach, envelope onion soup mix, sour cream and fried onion rings. It comes together quickly and makes 4 servings, at about 183 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