The Corning Ware Casserole Pastel Bouquet A-10-B Vintage 2.5 Liter is a square-shaped casserole made of glass with a floral pattern in white. Manufactured in 1985 in America, this original piece features a ceramic coating and is oven-safe for use in electric, gas, and microwave ovens. With its contemporary style and pottery production technique, this casserole is a vintage collectible from the 1980s that adds a touch of retro charm to any kitchen.