In the large mixing bowl measure the cornmeal, flour, baking powder, baking soda, salt and sugar. Blend well.
1½ Cup Fine Yellow Cornmeal, 1½ Cup All-Purpose Flour, ¾ Cup White Sugar, 1½ Tsp Baking Powder, ¾ Tsp Baking Soda, ¼ Tsp Salt
Cut into small pieces the butter and cut in with pastry knife until it resembles coarse meal.
In small bowl measure the sour cream and add eggs and vanilla. Whisk together well.
½ Cup Sour Cream, 2 Lrg Eggs, 1 Tsp Vanilla
Pour egg mixture into dry ingredients and blend. Dough will be sticky but keep working until it pulls together into a soft ball.
Cover the bowl with plastic wrap and let chill in fridge for 30 minutes.
Ten minutes before chill time is done start heating the oven to 350℉
Get out the cookie sheet, parchment paper, biscuit cutter and rolling pin.
Lightly dust work surface with flour.
Remove dough from fridge and work on lightly floured surface until dough is not overly tacky and can be rolled.
Dust rolling pin lightly with flour and roll dough to ¾" thick. Cut with cutter into rounds.
Place rounds with a bit of space onto the cookie sheet.
Bake on the center rack of oven for 15-20 minutes or until golden brown.
Remove from oven and let cool slightly before serving.
These freeze well and can be stored on counter covered for up to 3 days.