DIRECTIONS
1
Heat oil in a large saucepan over medium heat.
2
Add carrot, celery, onion, garlic, mushrooms, thyme, salt and black pepper and cook, stirring, until the vegetables soften, about 3 to 5 minutes.
3
Increase heat to medium-high and continue to cook, until most of the liquid has evaporated, about 5 minutes.
4
Add broth, water, and chicken; bring to a boil, stirring often.
5
Reduce heat to a simmer and cook, stirring occasionally, until the vegetables are tender and chicken is cooked through, about 15 minutes.