1. Steam the sweet potatoes for 10 minutes, or until very soft. Transfer to a large bowl, and mash well. Beat in the milk, egg whites, and oil until smooth.
2. In a small bowl, whisk together the all - purpose flour, whole wheat flour, and baking powder. Pour over the liquid ingredients, and stir until smooth.
3. Heat a waffle iron, and llightly brush the grids with oil. For each waffle, pour in about 1/2 cup of batter, and spread it over the grids. Bake according to the manufactures's directions.
4. Serve the waffles with the syrup, and top with raspberries and figs, if using.
Makes 8 servings
Per serving: 220 cal, 6 g pro, 44 g carb, 3 g fat, o g sat fat, 0 mg chol, 3 g fiber, 230 mg sodium
Diet Exchanges: ) fruit, 0 vegetable, 1/2 milk, 1/2 fat, 2 1/2 carb, 1/2 meat