In a large bowl, sift together the flour, cocoa powder,baking powder, salt and sugar..

Make a well in the center and pour in the milk, egg and melted butter,vanilla,vinegar; mix until smooth.

Pour or scoop the batter onto the griddle, using approximately 1/4 cup for each pancake. Brown on both sides and serve hot.

Heat a lightly oiled griddle or frying pan over medium high heat.