Quick Tuna Casserole

Ingredients:
- 1 pkg. macaroni and cheese
- 1 can cream of mushroom soup
- 1 (9 oz.) can tuna, drained
- 1 (10 oz.) can peas, drained

Directions:
- Prepare macaroni and cheese according to directions. Stir in soup, tuna and peas. Mix well. Heat until bubbly.