Quick Chicken with greens

4 -6 chicken thighs 2 (14 1/2 ounce) cans diced tomatoes 1 medium onion , coarsely chopped 1 stalk celery , sliced 1 carrot , sliced 1/2 green pepper 1/2[...]

1 tablespoon canola oil 2 1/2 lbs chicken breasts , 1 inch dice (5 breasts about 4 cups) 2 1/2 cups green bell peppers , diced 1 1/2 cups red bell peppers ,[...]

6 (6 inch) flour tortillas 2 tablespoons butter , melted 4 grilled chicken breast halves , chopped 2 tomatoes , chopped 1 (4 1/2 ounce) can chopped green[...]