Hot Chicken Pasta

Ingredients

• 1 (16 ounce) box tri-color spiral pasta, cooked and drained
• 2 -3 lbs boneless skinless chicken breasts, cut into bite sized pieces
• 1 (2/3 ounce) package Italian salad dressing mix
• onion powder (to taste)
• salt (to taste)
• 1 (6 1/2 ounce) can mushrooms, drained
• 1 (14 1/2 ounce) can diced tomatoes, drained and rinsed
• 1 (8 ounce) package cream cheese, cut into pieces
• 1 (10 3/4 ounce) can cream of chicken soup (or mushroom)
• 8 ounces cheddar cheese, shredded
• 1 (14 1/2 ounce) can green beans