<ol><li>Preheat oven to 350°. Line a muffin pan with cupcake liners or coat with cooking spray.</li><li>In a small bowl, whisk together the 2 tablespoons of ground flaxseed with the 6 Tablespoons of water and let sit while you start preparing the other ingredients.</li><li>In a small bowl, mix together the topping - 2 tablespoons of sucanat with 1 teaspoon cinnamon.</li><li>In a medium bowl, whisk together the quinoa and whole wheat flour, baking soda, baking powder, cinnamon and salt.</li><li>In a large bowl, mix the ¾ cup sucanat with the softened butter until combined. Add the flaxseed/water mixture, pumpkin and vanilla. Stir in yogurt.</li><li>Fold the flour mixture into the wet mixture. Gently stir in the apple chunks.</li><li>Pour the batter into the prepared muffin pan and sprinkle with the brown sugar topping. Bake for 30 to 35 minutes or until a wooden pick inserted in center of 1 of the muffins comes out clean.</li><li>Let cool on a wire rack for 15 minutes. Store any leftover muffins in the refrigerator for up to 2 days.</li></ol>