Pierogi Casserole

  4.9 – 31 reviews  • Main Dish Level: Intermediate Total: 4 hr 15 min Active: 1 hr 15 min Yield: 10 to 12 servings Ingredients 1 large egg 8 tablespoons unsalted butter, softened, plus more for the baking dish 3/4 cup sour cream, plus more for serving 1 tablespoon chopped fresh chives, plus more for garnish, … Read more