Created by KittenCal on September 26, 2011
Step 1: Preheat oven to 350 degrees F.
Step 2: Line a baking sheet with parchment paper or lightly grease.
Step 3: In a small bowl blend the sour cream with the egg, vanilla and baking soda; set aside while making the rest of the recipe.
Step 4: In a large bowl mix together the flour with sugar, baking powder, cream of tartar, salt and cinnamon (if using).
Step 5: Using a pastry blender cut in cold butter cubes.
Step 6: Add in the sour cream mixture; mix JUST until moistened.
Step 7: At this point you may gently mix in any desired fruit.
Step 8: Roll or pat the dough into about a 1 to 1-1/2-inch thick round.
Step 9: Slice the dough into 12 even wedges.
Step 10: Place the wedges onto the prepeared baking sheet about 2-inches apart.
Step 11: Bake for about 12-15 minutes or until the the bottoms are browned.
Step 12: Drizzle the top of each warm scone with glaze if desired or when the scones are cooled dust lightly with confectioners sugar.