Blueberry Cupcake

Ingredients
1/2 cup unsalted butter
1 cup sugar
2 egg
1 1/2 cups flour
1 teaspoon baking powder
1/2 teaspoon salt
1/3 cup milk
2 teaspoons vanilla
1 1/2 cups blueberry

Preheat the oven to 350. Insert liners into a medium cupcake pan.
With an electric mixer on medium speed, cream the butter and sugar in a large bowl until fluffy, about 3-5 minute Add the eggs to the creamed mixture and beat well.
In a separate bowl sift together the flour, baking powder and salt.
Beat portions of the dry ingredients into the creamed mixture alternating with the milk. Mix for 3 minutes With a spatula, fold in the vanilla and blueberries.
Fill cupcake liners one-half to three-quarters full with batter. Bake 20-25 minute.