Curried Chicken and Quinoa

1 - 2 chicken breasts, cooked and shredded
2 tablespoons olive oil, or as needed
1 small onion, diced
1 head broccoli, chopped
1 zucchini, diced
1-2 peppers, green or red, diced
2 cloves garlic, minced
1 cup quinoa
2 cups chicken broth
1 tablespoon curry powder, or to taste
1 tablespoon chile powder
salt and pepper to taste

Heat oil in a large skillet over medium heat. Add onion and garlic and cook and stir for 2 minutes; add quinoa and cook and stir until lightly toasted, about 5 minutes.
Pour broth into the pan and bring to a boil. Reduce heat and add chicken, broccoli, peppers, curry and chile powders; cover and simmer for 15 minutes.  Add zucchini, cook an additional 5 minutes. Season to taste with salt and pepper.