I know all too well how much pizza means to you, but take my advice, if you accidentally left your pie out all night, go ahead and throw it away. I don't blame you. For optimum results, store frozen pizza in a sealed ziplock bag with each slice being separated by a layer of wax paper or individually wrapped in cellophane wrap. ... Like I bought pizza rolls, so do I just toast those up and then put them back in the bag? Keep on layering until all your precious pizza in on the plate. the only possible thing that could make you sick would be eggs, IF they contain salmonella bacteria AND IF you ate the dough without cooking it. Cooked food, including pizza, should never be left at room temperature for longer than two hours. we knew we would have to leave it out if the electricity didn;'t come back on. In fact, the reality that pizza often includes a variety of perishable toppings like meats, cheeses, and even tomato sauce means that it is more prone to bacterial growth. This type of question always brings forth the much-parroted responses promising certain disease and death in more than 2 hours!! It’s OK to be over-cautious, and in some cases it’s warranted, (e.g. Anecdotal evidence might suggest that enjoying a slice of leftover left-out 'za is perfectly safe, but let's take a look at what science has to say about the matter. Still, it's no guarantee that reheating pizza that was left out for a long time will completely render it safe to consume. I recommend using a cast-iron skillet if you have one, but a non-stick or ceramic one will also suffice. I wouldn't worry about cheese, if you think about it, it's made by leaving the milk out … I'm going to show you my 3 favorite ways to reheat a slice or two. Place a slice or two on to the skillet crust side down. Can You Eat Pizza That Was Left Out Overnight? Food poisoning is nothing to scoff at. the only way it'll go bad is by going moldy, which happens occasionally in the fridge anyway. Put it in the microwave - add a cup of water next to the plate to help keep the crust crisp and the toppings moist. personally had some not so nice food experiences enough times to make me cautious. The reheating tips below are, of course, taking into account that you stored your slices correctly. It won't likely hurt you to freeze it longer than this, but it will start to degrade in flavor and texture due to ice crystallization and the ill-effects of freezer burn. Filed Under: Diet & Nutrition, Food How-To. Refrigerator Door Left Open? Nutritionist, researcher, and writer, interested in everything nutrition and food-related. When left out, bacteria will grow rapidly, and the pizza becomes unsafe to eat. (Unusual But Edible). Take the time to properly store your leftover pizza in the refrigerator or freezer. Be safe out there my fellow pizza lovers. That being said, even vegetarian or vegan pizza shouldn't be left out for more than 2 hours. I would throw it out. I'll give you a little pro-tip. Thank you for reporting this comment. You're going to want to make sure that your freezer is be set at 0°F (17)°C, which is the temperature that stops bacteria growth. As an Amazon Associate We earn from qualifying purchases. There is a reason the county does annual inspections of food-service establishments. If … I've never heard of this idea before, I'm confused, haha. That might not be provable by science, but we all know it to be true in our hearts. Bacteria like Escherichia coli and Salmonella die after reaching around 140°F (60°C) - 160°F (71°C), but Staphylococcus aureus, on the other hand, is rather heat-resistant and won't be eradicated by typical cooking temperatures, according to researchers at Ohio State University. If you're going to order a pizza or even if you're feeling crafty and make one at home, it's best to plan on preserving it if you aren't going to finish it all in one sitting. When I woke up this morning it was doubled in size and when I tap it, it feels like there's air in it. This means that microorganisms that can make you sick begin to grow and multiply exponentially at a very quick pace. When you're young, fearless, and your immune system is firing at full throttle, your chances are better to fight off harmful bacteria that cause food poisoning, but that doesn't mean you're not susceptible to that potential reality.