Buttered noodles are the traditional accompaniment. Swedish meatballs date in print to the 1920s.. ---Encyclopedia of American Food and Drink, John F. Mariani [Lebhar-Friedman:New York] 1999 (p. 318) According to our books on Swedish food, Swedish meatballs (kottbullar) are traditional old-world Smorgasboard fare.
When debit is returned to the card, it goes back as credit. A credit return into a debit account can take up to 10 days to appear, whereas credit cards are required by law to post refunds within 3 days.
The official website said that it will take less than 21 days to receive the refund after the filing of the tax returns. So better be cautious about the 21 day period.