Preheat your oven to 400 degrees
Line a baking sheet with parchment paper
In a medium bowl, mix flour, 1/3 cup sugar, baking powder, baking soda and salt. Grate butter into flour mixture . Make sure to work the butter into the mix. Use your hands if neccessary (mixture should resemble coarse meal), Mix in your flavorings of choice blueberries, orange, nuts etc.
Mix together the wet ingredients egg and sour cream
Mix the wet and dry ingredients together into a large dough. It will be sticky but press firmly for the dough to mend together.
Place dough on a floured surface and cut into 8 piece triangular stripes.
Cook for 15- 17 mins until golden brown. Let your scones cool befoe serving.