Turn up the heat to high then add the chicken breast. Bring the entire pot to a boil, then turn down the heat to medium low and cover the pot. Allow the chicken to simmer in the pot for 10- 15 ...

In another bowl, mix the egg yolks and lemon juice together until combined. When the orzo or rice is cooked ... Keep the heat very low. The soup will thicken as the egg cooks.