On slow speed, cream butter and sugar.
Add eggs one at a time and mix until blended.
Sift dry ingredients and add alternating with milk.
Mash 1/2 cup blueberries and stir in by hand. Add rest of blueberries, whole.
Fill muffin cups high and sprinkle with sugar. Bake 375° F, 25-30 minutes.
Remove from pan carefully.Servings: