In a Vitamix, grind 1/2C old fashioned oats into a flour. Transfer to a large bowl and add 1t baking soda. In a small bowl, 1T ground flax seeds and 3T hot water. Microwave for 30 seconds and allow to cool. Add oats and 1/2C pasta sauce, stir well. Add 1T apple cider vinegar and stir. Spray a heated waffle iron with coconut oil and pour in batter. In a small bullet, 1 oz. soaked cashews and 3T water until smooth. Stir in 1T nutritional yeast and pour over waffle to serve.