My comment refers to "oats" in the quotation, something that can obviously replace sugary boxed cereals. But, on your topic, modern muesli is more like an unro

My comment refers to "oats" in the quotation, something that can obviously replace sugary boxed cereals. But, on your topic, modern muesli is more like an unroasted granola mix these days. Mostly grains like oats and nuts. The original recipe even prescribes the pit and core of an apple.