Avgolemono soup is a traditional Greek soup that has a rich, citrus flavor. It is served hot or cold, as an appetizer and as a main dish. Home cooks and chefs alike improvise portions and ingredients to create variations on this classic, Greek comfort food, so the exact calories per serving vary depending on the recipe.
Basic avgolemono soup ingredients include chicken broth, egg yolks, lemon juice and orzo pasta or rice, according to recipes from CDKitchen.com and MarthaSteward.com. Variations abound, such as described at Boston.com and NYTimes.com, which suggest including diced chicken, lemon zest, whipped egg whites and minced dill.
On average, a 1-cup serving of avgolemono soup has 138 calories and provides 16 g of carbohydrates, according to MyFitnessPal.com.
A 1-cup serving has 3 g of fat, including 1 g of saturated fat, 1 g or polyunsaturated fat and 68 mg of cholesterol, according to MyFitnessPal.com. It has 1,141 mg of sodium. Avgolemono soup does not provide empty calories. It has 316 mg of potassium and 10 g of protein.