Southwestern Creamy Chicken And Corn Soup

• 15 cans cream style corn
• 4 chicken breast crosswise (boneless skinless halves cut into)
• 1 onion (chopped)
• 950 ml skim milk
• 130 gr green chilies (chopped)
• 55 gr pimeinto (chopped)
• 32 gr all purpose flour
• 14 gr margarine
• 1 gr salt