One to four days. In winter, keep the buttercream at room temperature for one to two days, and keep the buttercream in the refrigerator for three to four days. If you can't finish the cake, you can seal it and store it in the freezer for about a week. It's best to enjoy your cake in a timely manner and not leave it too long.

Introduction:

1. Cake products should not be left in the refrigerator for more than 4 hours (not more than 2 hours in summer heat).

2. Used within 48 hours, not eaten to be closed up with plastic wrap and refrigerated in the refrigerator at minus 5 degrees.

3. Cake if consumed within 1 hour, can be stored at room temperature 24 degrees below the environment; consumed after 1 hour, to 0 degrees -4 degrees refrigerator storage.

4. Flipping sugar (cartoon modeling) is recommended to be refrigerated for about a week, to be completely hardened in the arrangement. In the placement, remember not to meet water and high temperature (the characteristics of sugar).

5. Flip candy skin can be eaten, but it is not recommended to eat with the cake (because it is very sweet).