It's the standard casserole dish, followed closely by the smaller 8x8 (or 9x9) square pan or, even more distantly, the oval dish. But just knowing the sizes of cookware does not mean your meal ...

8X8 Baking Dish - If you double the recipe you will need to use 2 baking dishes or move to a 9 x 13 casserole dish. Expect ...