This is the one we grew up with and it still works.
2 c flour
2 T sugar
6 tsp baking powder
2 c milk
Add to dry ingredients and stir until slightly lumpy
Pancakes - 2 T oil
Waffles - 6 T oil
Mix just enough to stir in oil.
For a change, substitute 1/4 c buckwheat for 1/4 c of the flour.