how long can you leave a quiche unrefrigerated
Making the world better, one answer at a time. It depends on the type of quiche. If it contains any form of dairy it can be kept unrefrigerated for up to two days, however you should keep it covered.ur stomach acids can kill some of these bacterias but not all and some can â¦ make you very sick. Keep foods OUT of the danger zone-Above 45 degrees and Below 145 degrees. Between these temperatures bacteria lives and breeds on our foods.