½ cup lukewarm water (105 degrees)
1 tablespoon sugar
¼ ounce active dry yeast
2 cups whole milk, warmed (105 degrees)
½ cup unsalted butter, melted and cooled
1 teaspoon salt
2 cups all-purpose flour
2 large eggs, slightly beaten
2 teaspoons vanilla
¼ teaspoon baking soda
The night before or at least 8 hours before baking, combine the warm water, granulated sugar and yeast.
Let stand 10 minutes, until foamy.
Stir in the warm milk, melted butter, and salt.
Beat in the flour until smooth.
Wrap bowl tightly with plastic wrap and let stand overnight on the counter.
Preheat waffle iron.
While waffle iron heats, stir the eggs, vanilla and baking soda into the batter.
Follow the manufacture's directions for making waffles.