Surely you must have created a delicacy for now you know How to make Custard, but what about its storage?Every recipe requires proper storage so that it sustains to the fullest of its shelf life. Here you will get to know the Storage and Shelf life of Custard. Custard when stored at a refrigeration temperature of 39.20 °F, can sustain for as long as 5- 7 days. This is the shelf life of Custard. Every Dairy product has different storage conditions. Mostly all Dairy products are stored at quite low temperatures, for foods stored at Low temperature have a longer shelf life. Get to know which product has a longer shelf life and the refrigeration temperatures for different Types of Dairy Products here.