Line muffin tin with liners and set aside. Preheat oven to 375°
In small bowl combine flour, baking soda, and salt. Set aside
In a large bowl beat butter and sugar on high for about 1 minute. Lower speed and add in eggs, beating well after each addition. Add in yogurt, vanilla, and milk. Mix well
By hand, fold dry ingredients into wet until just mixed. DO NOT overmix. Mixture should be a little lumpy.
Gently stir in blueberries and spoon mixture into muffin tin filling to the top of each.
Bake at 375 for 22 minutes or until a toothpick inserted comes out clean