Chicken Noodle Casserole

7 oz. uncooked extra-wide noodles
1 tsp. oil
1 package mushrooms, sliced
1 can condensed cream of chicken soup with herbs
1 cup lowfat milk
2 cups shredded cooked chicken
1 pkg. (10 0z.) frozen peas, thawed
1 cup sour cream and onion flavored potato chips

1. Heat oven to 375 degrees. Have ready a shallow 2 qt. baking dish.
2. Boil noodles as directed on pkg. : drain well.
3. Heat oil in a large skillet over med. high heat. Add mushrooms (if using fresh) and saut'e 3 to 4 minutes, until browned. Remove from heat; stir in remaining ingredients. Spread in baking dish. sprinkle with crushed chips.
4. Bake 30 minutes or until hot and bubbly.