Healthy Greek Yogurt Pumpkin Muffins

Ingredients

• 1 cup whole wheat flour
• 1/2 cup all-purpose flour
• 1 teaspoon baking soda
• 1/2 teaspoon baking powder
• 1/2 teaspoon ground cinnamon
• 1/4 teaspoon ground nutmeg
• 1/4 teaspoon salt
• 1 cup pumpkin puree
• 1/3 cup honey
• 1/4 cup Greek yogurt
• 1/4 cup milk
• 1 large egg
• 1 teaspoon vanilla extract
• 1/4 cup chopped walnuts (optional)
• 1/4 cup raisins or chocolate chips (optional)