Kittencal's Lemon Chicken Orzo Soup

1
Bring the chicken broth to a boil in a pot.
2
Add in the orzo or rice; simmer uncovered until the orzo or rice is cooked (about 10 minutes).
3
In a medium heat-proof bowl whisk together eggs and lemon juice until frothy.
4
Remove a ladle of hot broth from the pot and slowly add the broth to the egg mixture whisking vigorously; pour the mixture back into the hot soup.
5
Remove immediately from the heat (DO NOT LET BOIL!).
6
Ladle into bowls and sprinkle with Parmesan cheese.