Pecan pie does need to be refrigerated. Because it contains eggs, it can breed bacteria if left sitting out. Pecan pie should be refrigerated for a maximum of 3 days within 2 hours of being removed from the oven.Know More
The same rule applies for pumpkin pies. Other not-so-obvious foods that need refrigeration include tortillas, maple syrup and ketchup.
Tortillas and maple syrup can grow mold and will do so more quickly at warm temperatures. Maple syrup will last up to 1 year in the refrigerator. Ketchup has a high acid content that keeps it from growing mold, but warm temperatures cause quality loss of freshness and flavor.Learn More
Buttercream frosting does not need to be refrigerated if used within two to three days. However, it keeps for up to two weeks if stored in the refrigerator in an airtight container, and it lasts up to three months if stored in the freezer.Full Answer >
Worcestershire sauce does not need to be refrigerated once the bottle has been opened, as there is nothing that can spoil in the condiment. There is a school of thought that Worcestershire sauce should be refrigerated if it is used infrequently, but this does not add to its shelf life.Full Answer >
Butter does not have to be refrigerated. Butter can spoil, but it takes longer to spoil than milk. Butter is made from pasteurized milk, which helps to limit bacterial growth.Full Answer >
As with any dairy-based product, string cheese should be refrigerated until it is ready to be eaten. String cheese is safe to eat for up to 2 hours before it should be refrigerated again.Full Answer >