Michigan Sunshine Bread
Combine first 3 ingredients in small bowl. Cream butter with 1 Cup sugar in large bowl until light and fluffy. Add eggs 1 at a time, beating well after each addition. Add lemon zest. Alternately mix in dry ingredients and milk. Fold in blueberries. Spoon batter into prepared loaf pan. Bake until golden brown and toothpick inserted into center comes out clean, about 1 hour 10 minutes.