Homemade Vanilla Custard can also be called Pastry Cream and sometimes Vanilla Pudding.
This custard is used in various different baked items. Cream puffs, chocolate eclairs, Boston Cream Pie, various pastries and it is just so good by itself as a pudding/custard.
Since this is an egg based product with preservatives it remains perishable even after cooking. So it must be cooked down to refrigerator temperature (under 40ºF/5ºC) with in an hour. And it should not be left out at room temperature for over an hour.