It's a sort of «Alsacian pizza», although its history is absolutely not related in any way with the famous Italian treat (except maybe as the inspiration for what is known today as «whitepizzas»).
Today's low - fat diets emphasize more and more high - glycemic carbohydrates like white flour baked goods, pasta, pizza, rice, potatoes, cereals, corn, desserts and sugary fat - free products, which can also trigger insulin resistance and obesity.