Overnight sponge: mix the ingredients and let sit for a night in the kitchen
1 1/4 cup white whole wheat flour
1Tbs any sweetener
1/4 cup whole wheat sourdough starter (active, 100% hydration)
In the morning , mix the batter -must be thicker than sour cream (you can make pancakes if you prefer)
1 beaten egg
3/8 tsp salt
1/2 tsp baking soda.
Mix the batter into overnight sponge. Spoon it into a hot waffle iron.
If you would like to use up more sourdough starter , use for the sponge:
1 cup + 1Tbs flour
1 cup buttermilk