In a pan with a little bit of oil saute the chopped onion and the celery with little bit of salt and pepper ..once the onion and the celery are soft add the rice and keep sauteing for 1-2 minutes more and add the drain mix vegetables and the 2 cups of the chicken broth (add a little more salt if need it ) cover let it cook in low heat for 20 min , stir 1-2 times ....and woala it's done.