Saskatoon pie
Saskatoon berry pie is a pie with Saskatoon berry filling. The pie is a traditional Canadian dessert, particularly in Saskatchewan. Saskatoon berry pie is often served with whipped cream, ice cream, or slices of cheddar cheese. Saskatoon berry pie typically contains Saskatoon berries, flour, sugar, and lemon juice. Cinnamon or nutmeg may be added. The pie originated in the Prairies region of Canada. Often served with vanilla ice cream as a dessert, the pie is sometimes made with blueberries as a saskatoon berry substitute.
Source: Wikipedia