Creamy Chicken With Biscuits

3/4 lb carrot , cut into 1-inch lenghts 2 stalks celery , thinly sliced 1 small onion , chopped 1/4 cup all-purpose flour 1 1/2 lbs boneless skinless chicken[...]

2 tablespoons vegetable oil 1 1/2 lbs boneless chicken , cut into cubes 1/2 teaspoon salt 1 carrot , peeled and sliced 1 stalk celery , thinly sliced 1 red[...]