Try this homemade Spinach Casserole recipe the whole family will love. Made with frozen spinach, sour cream, egg and onion soup. Easy step-by-step instr…
This Spinach Casserole relies on simple, everyday ingredients such as qt. sour cream, beaten egg, dry onion soup mix and mild cheddar cheese, grated. It comes together quickly and makes 4 servings, at about 356 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