Anonymous wrote:wait, isn't it now macaroni pie? look out OP!
Anonymous wrote: Think the consistency might be weird. What about baking it until it has melted. Then separately sautéing some chopping spinach then stirring in the spinach into the melted casserole?
Anonymous wrote:Next time, mix in some butternut squash or cauliflower finely minced. My kids would totally notice the green specks from spinach. They like their greens separate.
If you're going to make a whole new sauce (which is 90% of the effort), why not just make a fresh batch with freshly boiled pasta?