Traditional pasteries from Hallingdal is worth a taste.
Leveld Lefsebakeri bakes local traditional pastries like "rummebrød" (thin sweet pastry), "lefsekling" (pastry with sugar and butter) og "gommokaku"(pastry with cultured milk). Quality is based on culture and real handcraft/homemade.
You can buy their products at Leveld Lefsebakeri and most of the grocery stores in Hallingdal. There are also quite a few stores in Buskerud county that also has lefsekling for sale.