Berry Muffins

1/4 cup butter, at room temperature
2 eggs
3/4 cup sugar
1/2 tsp salt
1/2 cup milk
1 tsp vanilla
2 cups all-purpose flour
2 tsp baking powder
2 cups fresh or frozen blueberries

1. Preheat oven to 350.  In a large bowl, beat butter, eggs, sugar and salt until well blended.  Stir in milk and vanilla; set aside.
2. In a large bowl, sift flour with baking powder.  Pour egg mixture over flour and baking powder and stir to blend.
3. Gently fold blueberries into batter.  Fill greased muffin cups two-thirds full with batter.  Bake for 25 minutes.  Remove from oven and immediately turn out onto a wire rack.  Makes 1 dozen.

Source: Recipe from Shirley