Swedish Cardamom Buns can be stored in the refrigerator or on the counter in an airtight container for up to 4 days. You can reheat in the microwave for 20 seconds or in the oven at 350°F for 5 minutes. Sprinkle some water on the rolls before heating to restore their puffiness.
You can also make the dough in advance. Simply store the dough in the refrigerator for up to 3 days. Then let the dough come to room temperature before shaping into rolls. You can also refrigerate the prepared rolls before baking and they will keep for up to 3 days. Just cover with plastic wrap. You can also freeze it on a baking sheet. Once hardened, it can be placed in a plastic storage bag. Can be frozen for up to 6 months. After the rolls are baked, you can also freeze them for up to 6 months.