Can Buttercream Frosting Spoil? [Solved]
Hi, iam Maurice Shafer, I hope your day goes well. Can Buttercream Frosting Spoil? [Solved] At room temperature, buttercream lasts 2-3 days in a covered bowl and up to 3 weeks in an airtight container. In the refrigerator, it can last up to 1 week in a covered bowl and 2 weeks in an airtight container. Buttercream will last about 3 months in the freezer, whether on the cake or not....