No. Just put in an air tight container.
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yes
Cookies and milk
Yes, ricotta cheese in cookies can go bad. Ricotta cheese actually tends to spoil pretty quickly so the cookies should be refrigerated or eaten as soon as possible.
yes
No, they should not be refrigerated.
Christmas cookies came in Christmas is because in the modern times, cookies are simply fun. For many families, cutting and decorating Christmas cookies is a tradition, as is leaving them out for Santa Clause (either to be nice or to try and bribe a better gift for naughty children!).
325 or 220
I think because and I may be wrong I think cookies are acustum to Christmas because people think Santa clause eats the cookies
making cookies/cakes etc on Christmas is special, because making biscuits is an ideal recipe/idea for Christmas celebrations.
One homemade food that can last 2 weeks without being refrigerated is cookies. You do need to keep the cookies in a sealed container to keep them fresh.
Cookies that have butter in them do not need to be refrigerated, because the butter is already mixed in the cookie, so it would not make a difference if you refrigerated it or not.