Hot butter can start to cook the eggs, changing the casserole’s texture. Add Corn ... Use any cornbread mix if Jiffy isn't available. If you're doubling the recipe, use a 9×13-inch baking ...
Jiffy mix. I grew up on the tiny boxes of biscuits, blueberry muffins and of course, the corn muffins that are just as good baked as a solid mass in a casserole pan as they are little paper cups ...