Fluffy Cinnamon Biscuits

Directions

1. 1
   Preheat oven to 450 degrees F.
2. 2
   Combine first six ingredients (flour, sugar, cinnamon, baking powder and soda, salt).
3. 3
   Cut in butter with a pastry cutter.
4. 4
   Add sour cream and milk and stir until everything is holding together (no loose floury bits).
5. 5
   Add some more milk if necessary but not too much or it will be too wet and sticky.
6. 6
   Dump out onto a floured surface and knead about 10 times.
7. 7
   Pat or roll dough till it's about 1/2 an inch thick.
8. 8
   Cut with a floured biscuit cutter or glass and place on an ungreased baking sheet and bake for 10 minutes.
9. 9
   Let cool for a few minutes before serving.
10. 10
    While the biscuits are cooling, mix powdered sugar, 2 teaspoons milk (or more if needed) and vanilla to make icing.
11. 11
    Don't use too much milk.
12. 12
    You want it to be thick enough to stick to a spoon and drizzle slowly onto biscuits.