Ingredients

1 tablespoon butter

1 medium onion – chopped

10 3/4 ounces cream of mushroom soup, condensed

1 1/4 cups milk

1 teaspoon worcestershire sauce – (optional)

1/2 teaspoon prepared mustard

1/4 teaspoon pepper

8 ounces shredded cheddar cheese – (or American)

6 ounces tuna in water – drained and flaked

1 cup frozen peas

8 ounces shell pasta – cooked al dente

1/2 cup potato chips – crushed

Preparation

In 2-quart saucepan melt butter over medium-high heat. Add onion; cook, stirring 3 minutes. Stir in soup, milk, worcestershire sauce, mustard and pepper; stirring constantly, bring to a boil. Remove from heat. Stir in cheese until smooth. Add tuna and peas. In 2-quart casserole combine tuna mixture and shells. Sprinkle with potato chips. Bake in 350 degree oven 25 to 30 minutes or until heted through.