Try this homemade Mashed Potato Casserole recipe the whole family will love. Made with instant mashed potatoes, sour cream, bacon and green onions. Easy…
This Mashed Potato Casserole relies on simple, everyday ingredients such as (8 oz.) sour cream, green onions (chopped) and sharp cheddar cheese. It comes together quickly and makes 4 servings, at about 966 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