Try this homemade Easy Oyster Casserole recipe the whole family will love. Made with oysters, mushrooms, butter and cream of mushroom soup. Easy step-by…
This Easy Oyster Casserole relies on simple, everyday ingredients such as pt. oysters, mushrooms, sliced, melted butter or margarine and oyster crackers. It comes together quickly and makes 4 servings, at about 133 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