In a medium-sized mixing bowl, whisk together the dry ingredients. Add the boiling water, stirring till everything is well-combined, then stir in the sliced scallions.
Heat a griddle or skillet until a drop of water skitters across the surface. Grease it lightly with vegetable oil or non-stick cooking spray. Using a generous 1/4 cup for each pancake, drop the batter onto the hot griddle, spreading it out a bit as you do