Preheat oven to 350°F and line a 9-inch loaf pan with parchment paper
Cream butter and sugar in a stand mixer
Add eggs, vanilla, and milk one at a time, beating well after each addition
Sift flour and baking powder together
Mix dry ingredients into wet ingredients until just combined
Pour 1/3 batter into pan
Fold blueberries into remaining batter gently
Pour into pan and press extra berries on top
Bake 65-75 minutes until a tester comes out clean