1mix milk and vinegar in medium bowl and set aside for minutes to "sour"
2combine flour, sugar, baking powder, baking soda, and salt in mixing bowl.
Whisk egg and melted butter in "soured" milk .
Pour flour mixture into wet ingredients and whisk until lumps are gone.
3heat large skillet over medium heat (or 350 degrees for electric pan) and coat with cooking spray.
pour about 1/4 cup onto skillet and cook until buubles appear on the surface. flip with spatula and cook until browned on the other side.