Mix together flour, sugar, baking powder, baking soda, and salt into a bowl. Whisk together buttermilk, egg, butter, extracts, and food coloring (if using) in a small bowl. Add to dry ingredients and stir until mixed well. Stir in chocolate chips. Heat a large skillet over medium heat. Pour about 14 cup of pancake batter onto skillet for each pancake.. Cook for 1 to 2 minutes, until bottom is golden brown and edges begin to bubble, then carefully flip and cook on the other side for 1 to 2 more minutes.