Zucchini Waffles

Ingredients (15)

• 2 cups whole wheat pastry flour
• 1 cup all purpose flour
• 1 teaspoon baking soda
• 1 teaspoon kosher salt
• 3/4 teaspoon ground cinnamon
• 1/4 teaspoon ground nutmeg
• 1/4 cup brown sugar
• 4 large eggs
• 2 1/2 cups milk
• 1/2 cup plain Greek yogurt
• 2 teaspoons vanilla extract
• 1 cup shredded zucchini
• 1 tablespoon lemon zest
• 1/4 cup roughly chopped toasted walnuts
• Butter