Try this homemade Spinach Mashed Potato Casserole recipe the whole family will love. Made with spinach, potatoes, butter and sour cream. Easy step-by-st…
This Spinach Mashed Potato Casserole relies on simple, everyday ingredients such as potatoes peeled and chopped, butter, sour cream and tbl chopped onion. It comes together quickly and makes 4 servings, at about 564 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