Grandpa Kuhlmann's Pancakes

These are absolutely the best pancakes.  This recipe has been handed down from generation to generation.  It isn't an Eich breakfast if these pancakes aren't served.

2 cups (heaping) flour
1 tsp baking powder
1 tsp salt
2 Tbsp sugar
1 quart buttermilk (room temperature)
2 heaping Tbsps butter
2 eggs

1 tsp vanilla
1 tsp (heaping) baking soda

Mix all ingredients together in a big bowl.  Use 1/4 cup to spoon onto the griddle.  Cook until bubbles appear. Flip over.  When golden brown take off the griddle.