Avgolemono Sauce

1 to 2 cups soup or food broth
2 eggs
1 whole onion
juice from 1 lemon
some flour

In a saucepan over medium heat, mix a little flour with the lemon juice then add the eggs and beat well. Slowly add the broth while continuing to beat. Remove from heat before the sauce thickens. Pour and mix the avgolemono sauce into your food.