Try this homemade Mashed Potato Casserole With Sour Cream and Chives recipe the whole family will love. Made with unsalted butter, potatoes, kosher salt…
This Mashed Potato Casserole With Sour Cream and Chives relies on simple, everyday ingredients such as plus 1 teaspoon kosher salt, sour cream, black pepper and finely chopped chives. It comes together quickly and makes 4 servings, at about 780 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