Try this homemade Pizza Casserole recipe the whole family will love. Made with pepperoni, onion, margarine and thin spaghetti. Easy step-by-step instruc…
This Pizza Casserole relies on simple, everyday ingredients such as (4 oz.) sliced pepperoni, medium onion, chopped fine, margarine, melted and (4 oz.) grated swiss cheese. It comes together quickly and makes 4 servings, at about 593 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