Green Smoothie Waffles

Bahan-bahan (5 porsi)

• 1¾ cups almond milk ((or regular milk))
• 1½ cups (packed) fresh spinach leaves
• ¾ cup Greek nonfat plain yogurt
• 2 large eggs
• 2½ cups all purpose flour
• 2 tablespoons packed brown sugar
• 2 teaspoons baking powder
• ¼ teaspoon salt
• warm syrup, (for serving)