1Heat the olive oil in a large pot over medium heat.
Add the chopped onion, diced carrots, and diced celery. Cook until the vegetables are tender, about 5-7 minutes.
Add the minced garlic and cook for another 1-2 minutes until fragrant.
Pour in the chicken broth and bring to a boil.
Add the shredded cooked chicken breast and cooked rice to the pot.
Season with salt and black pepper.
Reduce the heat and let the soup simmer for 10-15 minutes to allow the flavors to meld together.
Taste and adjust seasoning if necessary.
Serve hot and enjoy your Chicken and Rice Soup.