Chicken with avocado

7 cups chicken stock (preferably homemade) 2 medium carrots , cut into 1/4 inch dice 2 celery ribs , cut into 1/4 inch dice 1 onion , cut into 1/4 inch dice 4[...]

6 tablespoons olive oil, divided, plus additional for griddle 2 garlic cloves, minced 1 tablespoon chili powder 2 pounds skinless boneless chicken breast[...]

Chicken Taco: 2 cups shredded poached chicken 1 teaspoon taco seasoning salt and pepper to taste shredded lettuce 1 tomato , chopped 4 green onions , sliced 1[...]