Try this homemade O'Brien Potato Casserole recipe the whole family will love. Made with O'Brien potatoes, grated cheese, sour cream and oleo. Easy step-…
This O'Brien Potato Casserole relies on simple, everyday ingredients such as pkg. o'brien potatoes, grated cheese, sour cream and melted oleo or butter. It comes together quickly and makes 4 servings, at about 734 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