From Creative Everyday Cooking. "Tossing hot spaghetti with beaten egg adds richness---for a minimum of calories---to this simple pasta dish." Do - ahead: The shrimp can be shelled and deveined ahead. The mushrooms and scallions can be cut up ahead, and the beaten egg mixture can be prepared a short while before cooking. Submitted to www.recipezaar.com on Feb. 18, 2010.