1/4 c. butter
1 c. sugar
2 c. flour
2 eggs
1/2 c. milk
2 tsp. baking powder
1/2 tsp. salt
2 1/2 c. blueberries
2 tsp. sugar (for top)
1 tsp. vanilla

On low speed cream butter and sugar until fluffy. Add eggs one at a time and mix until blended. Sift dry ingredients and add alternately with milk. Add vanilla. Mash 1/2 cup blueberries. Stir in by hand. Add rest of berries whole and stir by hand. Grease muffin tins well with butter and grease top surface of pans, as well. Pile mixture high in each muffin cup. Sprinkle sugar over tops. Bake in preheated 375 degree oven for 30 minutes. Cool in pan at least 30 minutes.