Sourdough buttermilk waffles

Ingredients

• 1 1/4 cup white whole wheat flour
• 1cup+2 tablespoons buttermilk
• 1 tablespoons any sweetener
• 1/4 cup whole wheat sourdough starter (active, 100% hydration)

The batter :

• 1 beaten egg
• 2 tablespoons butter,melted
• 3/8 teaspoon salt
• 1/2 teaspoon baking soda.

(B):

• 1 cup + 1 tablespoons flour
• 1 cup buttermilk
• 1/2 cup starter
• crispy waffle