Try this homemade Tuna Macaroni Casserole recipe the whole family will love. Made with macaroni, tuna, green peppers and black olives. Easy step-by-step…
This Tuna Macaroni Casserole relies on simple, everyday ingredients such as chopped green peppers, sliced pitted black olives, melted butter or margarine and garlic powder. It comes together quickly and makes 4 servings, at about 242 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