In a small bowl combine milk and vinegar. Set aside and let sit for a few minutes.
In a large bowl combine flour, sugar, baking soda, baking powder and salt.
Whisk butter, egg and vanilla into the milk. Add food coloring, and stir until you reach the desired color.
Combine with flour mixture and stir until smooth.
Use a 1/4 cup to pour batter onto a greased griddle. Let cook on one side until bubbles begin to pop, then flip to the other side. Cook just until golden brown.