½ cup butter or margarine
2 large eggs
1 tsp vanilla
2 tsp baking powder
¼ tsp salt
2 cups flour
½ cup milk
2 ½ cups blueberries, fresh or frozen
Heat oven to 180C.
In bowl, mix butter until creamy. Add sugar and beat until pale and fluffy.
Add eggs one at a time, beating after each. Beat in vanilla, baking powder and salt.
With spoon, fold in half of flour then half of milk into batter; repeat. Fold in blueberries. Spoon into muffin cups. Bake 15-20 minutes, until golden brown and springy to touch.