Many recipes state to refrigerate for at least 4 hours, preferably overnight, to help the cheesecake actually set. If you did this, and it still was runny, I'd do the freezer recommendation below. However, you may find that after spending a decent time in the fridge, it will set up. Similarly, it is asked, how do you rescue a unset cheesecake?
If you want to remember some ways to make a firmer cheesecake through the ingredients you are using, there are a few things to keep in mind. For baked cheesecakes, acids such as lemon and orange juice as well as some alcohol are the best way to go about doing things.
One may also ask, how do I make my cheesecake firmer? This no bake cheesecake firms up with the help of two things – fresh whipped cream and fresh lemon juice. Lemon juice interacts with the sour cream and effectively “curdles” it, which thickens the cheesecake.
Besides, what if my cheesecake is still jiggly?
Define jiggle, you say. Gently shake the cheesecake (wearing oven mitts, of course). If the cheesecake looks nearly set and only a small circle in the center jiggles slightly, it's done. You might worry a runny middle means raw cheesecake, but it's totally safe and normal.
Will cheesecake firm up in fridge?
You can tell the doneness of your cheesecake by gently shaking it. This jiggly center is perfectly okay because the texture of the cheesecake will firm up when cold, usually overnight in the refrigerator until it's completely cold and chilled through or for at least 6 hours after cooling on a wire rack.
Related Question Answers
Why is my cheesecake watery?
One common problem with cheesecakes is that the cream cheese being used adds too much moisture to the cake itself, which can cause it to become runny. This is why many cheesecakes are baked, as they include eggs and other ingredients to add thickness to the cake. Can you fix an undercooked cheesecake?
If you have an undercooked cheesecake, you can try baking it again the next day through a new water bath. You can also opt to turn your cheesecake into a frozen dessert, which will be just as delicious. How long does it take cheesecake to set?
Your cheesecake needs plenty of time to chill out and set before slicing. Perry recommends giving it one hour on the counter, and at least two hours in the fridge. Why is my cheesecake crust so hard?
If the digestive biscuit (graham cracker) crumb base of a cheesecake is very difficult to cut then it is most likely that the base has been compressed too much when it is put in the bottom of the pan. When the base is baked and/or chilled then it sets very hard and can become very difficult to cut through. How long does it take for no bake cheesecake to set?
Refrigerate the cheesecake for at least 6-8 hours, but overnight is better. For a sturdy no-bake cheesecake with beautifully neat slices, refrigerate for at least 12 hours. This makes for a great make-ahead dessert! Do not freeze the cheesecake to set it. How do you tell if a no bake cheesecake is set?
Try this: The cheesecake should be shiny and firm to the touch when set. You can move the cheesecake to the fridge for 30 minutes before slicing, but freezing any longer will make for a frozen cheesecake without the same delightfully creamy texture as the just-refrigerated version. How long should cheesecake cool before going in fridge?
Always let your cheesecake cool on the kitchen counter for about an hour or so before putting it in the refrigerator, then place in refrigerator and let cheesecake set for at least 4 hours or overnight. Hope this information helps you out. Why did my cheesecake fall?
Too much air will make the cheesecake fall. Over beating can also cause cracks to form in the cheesecake as it bakes. Cheesecakes are egg based, and they need low heat. Position baking rack in center of oven and place cheesecake in center of middle oven rack. What temperature should a cheesecake be when done?
150 degrees
How do you fix a burnt cheesecake top?
My favorite way to salvage the top of a cheesecake is to get rid of any burned bits, then mix a small tub of sour cream together with some sugar and vanilla, spread that across the top, and put the whole thing back in the oven for about five minutes so that it sets a little bit. Is runny cheesecake safe to eat?
Undercooked cheesecake is not safe to eat if the eggs haven't been cooked properly. Even if you left your cheesecake in the fridge overnight to set, if you've not baked the cheesecake for the full amount of time and the eggs are still raw, then it's definitely not safe to eat. Does icing sugar thicken cheesecake?
Using Icing Sugar to Thicken the Frosting. Add 2 tablespoons (16 grams) of icing sugar to the frosting. In some countries, icing sugar is called powdered sugar or confectioners sugar. This method will make the cream cheese frosting sweeter as it is adding extra sugar to the mixture. 
