This section is from the book "Cooking Vegetables. Practical American Cookery", by Jules Arthur Harder. Also available from Amazon: The Physiology Of Taste.
French Rooted Pea
Gesse. Knotig Gess.
No. 1614. - This is a perennial plant, having spreading roots that are furnished with numerous black irregular-shaped tubers, which weigh from one to three ounces each. The roots are farinaceous, and when cooked have a rich taste, somewhat like roasted chestnuts.
 
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