If it stinks, has mold, or looks unappetizing, toss it, i'd say no longer then half a week.
you can keep it up to 2 days
4 to 6 days
3 days max.
years, I'm sure
Yes, if you keep it refrigerated. When you do bake it, it could take a little longer than the recipe calls for since you'll be starting out with it quite cold.
cooked it to long
Mac (mac-n-cheese) Nip (cheese-nip)
Philly Cheese Steak
Well if its in powder form keep stirring it an add a little milk.
You probably burned your mac n cheese by leaving it on the stove too long. Of course, you were there when it happened, so you are in a better position to know than we are.
Some easy recipes for mac and cheese are Broccoli Mac and Cheese with Bacon and Potato Nugget Topping, Baked Macaroni and Cheese. One other idea would be Cheese Sauce or baked Mac and Cheese.
you make mac and cheese and dump it on a pizza
Mac and cheese is a solid food. The sauce is liquid, but starchy. The solid is of course the mac and cheese.
Mac and cheese. And for those who don't know what mac is, it's macaroni.
Kraft Mac and Cheese does not actually contain cheese. It contains cheese culture, but not finished cheese. It is mostly wheat flour.