Buttermilk Blueberry Breakfast Cake

3/4 cup +2 tablespoons sugar
1/2 c butter
1 egg
2 cup flour
2 tsp baking powder
1 tsp salt
2 cup fresh blueberries
1/2 cup Buttermilk
1 tbsp sugar, for sprinkling on top

preheat oven to 350 degrees. Cream butter and sugar. add eggs and vanilla. Beat until combined. Toss blueberries with 1/4 cup flour. Then whisk together remaining flour, baking powder and salt. Add flour mixture to batter a little at a time alternating with the butter milk. Fold in the blueberries. Grease 9inch square baking pan, spread batter into pan. Sprinkle with sugar. Bake 35-45 mins.