Note: Quinoa flour can be made at home with a food processor or wheat grinder. Grind equivalent amount of whole Quinoa in the food processor until reaches flour consistency.
Preheat waffle maker. Spray waffle plates with nonstick spray or light coat of oil.
In a large bowl, sift together quinoa flour, whole-wheat flour, baking powder, cinnamon, nutmeg and salt. In a medium bowl, beat together the honey, eggs, milk, butter, and vanilla. Add the wet ingredients to the dry and stir until combined. Add mashed sweet potatoes and pineapple, and fold into batter.
Ladle batter into waffle maker, according to manufacturer's directions, and close plates. Cook 4 to 5 minutes or until golden brown. Continue the same with remaining batter.