Healthy Pumpkin Hazelnut Muffins

Name: Healthy Pumpkin Hazelnut Muffins
Prep time: 10 min
Cook time: 25 min
Total time: 35 min
Cuisine: American
Ingredients: 3/4 cup chopped hazelnuts; ¾ cup all purpose flour; ½ cup whole wheat flour; ½ cup ground flaxseed; 1 teaspoon baking soda; ½ teaspoon baking powder; ½ teaspoon salt; 2 teaspoons cinnamon; ¼ teaspoon ground cloves; ¼ teaspoon ground nutmeg; ⅓ cup granulated sugar; ⅓ cup dark brown sugar; ⅓ cup applesauce (-see notes); 2 eggs; ½ cup avocado or canola oil; 2 cups roasted pumpkin puree or one 14 oz. can pumpkin puree; 1 teaspoon vanilla extract (-optional)