Try this homemade Grammie Bea'S Scalloped Potato And Tuna Casserole recipe the whole family will love. Made with margarine, onions, flour and salt. Easy…
This Grammie Bea'S Scalloped Potato And Tuna Casserole relies on simple, everyday ingredients such as margarine, onions, minced, flour and salt. It comes together quickly and makes 4 servings, at about 319 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