Weve said it once, weve said it a thousand times, and well certainly say it again: you can never have too many casserole recipes. And this one is definitely one that you need in your collection. See, its crispy, its cheesy, its creamy. Basically, its totally delicious, and yet it still manages to pack a fairly hefty punch of nutrient-rich veggies. And you guys, the crispy topping We wont go so far as to call it a secret ingredient, but its a little bit of a surprise and it is good.