Shrimp Casserole - cooking recipe

Ingredients

1 small pkg. shell macaroni
1/2 c. butter
1 tsp. dry mustard
1 qt. milk
2 (6 oz.) cans mushrooms
1 tsp. Worcestershire sauce
1/2 c. butter
1/2 c. flour
1 tsp. salt
22 oz. shrimp, drained
1 (4 oz.) can pimentos
2 c. shredded Cheddar

Preparation

Cook macaroni; drain.
Heat oven to 350\u00b0.
Saute green onions until tender. Stir in flour, salt and mustard.
Gradually add milk and bring to a boil. Simmer 3 minutes.
Add macaroni, shrimp, mushrooms, pimentos, etc.
Mix well.
Put in baking dish. Sprinkle with cheese. Bake 30 minutes.