Recipe for cooking cheesesteak pockets

Quick Meals- Salads and Sandwiches :: Cheese Sandwiches

Cheesesteak Pockets

1 Tbsp. canola oil
1 med. onion, sliced
1 (14 oz.) pkg. frozen beef or chicken sandwich steaks,
    separated into 8 portions
1 can Campbell\",s Cheddar Cheese Soup
1 (4 1/2 oz.) jar sliced mushrooms