Prepare the Ingredients: Make sure all your veggies are sliced and diced. Have your boiled chicken thighs shredded and ready.
Heat the Pot: Put your large pot on the stove over medium heat and add the olive oil.
Cook the Veggies: Place the diced onion and minced garlic in the pot. Stir and cook until the onions turn translucent, about 5 minutes.
Add More Veggies: Put the sliced carrots and celery into the pot. Stir and cook for another 5 minutes.
Pour in the Broth: Add the 8 cups of chicken broth to the pot.
Let It Boil: Turn the heat up to bring the soup to a boil.
Add the Noodles: Once boiling, add the 2 cups of uncooked egg noodles to the pot.
Turn Down the Heat: Reduce the heat to medium-low. Let it simmer until the noodles are cooked, about 10 minutes.
Add the Chicken: Put the shredded chicken in the pot. Stir well.
Check the Temperature: Use your meat thermometer to ensure the soup reaches the temperature of at least 165°F (74°C).
Season: Add salt and pepper to taste.
Serve: Your chicken noodle soup is ready to enjoy!