In a large bowl, combine flour, salt, brown sugar, shortening and butter and combine until it is crumbly. You can use either mix by hand or combine this in a mixer.
Add water to dough mixture and combine until a dough ball forms
Cut dough into two pieces and roll into logs
Wrap logs and refrierage for at least 1 hour
For Filling
In a large microwavable measuring cup with spout, melt butter in microwave
Add corn syrup, maple syrup, vanilla and egg and whisk until combine
Putting the Tarts Together
Preheat oven to 425 ° F
Keeping one dough log in the fridge, take the other one out and cut log into 12 pieces
Roll each of the 12 pieces into circles (you can use a cookie cutter to cut into perfect circles if you like). Roll out to about 1 cm thick so that the filling doesn't leak through while baking
Put each piece of round dough into muffin tins and press down
Divide 1/2 cup California Golden Raisins between the tarts and divide into the bottom of the pastry before pouring filling in
Pour filling onto of California Golden Raisins, about 3/4 way up
Repeat with second piece of dough
Bake for 15 minutes, or until the pastry is a light golden colour. Let cool before removing from muffin tin. (*Be careful, the caramelized sugar in the filling is very hot. Please let it cool down before touching)
Keyword Butter tarts, butter tarts with raisins, Canadian butter tarts, Canadian dish