Macaroni And Cheese - cooking recipe

Ingredients

1 pkg. sea shell macaroni
1 Tbsp. margarine
1/4 c. chopped onion
1 (2 oz.) jar diced pimento, drained
2 c. (8 oz.) shredded Cheddar cheese
1 (10 oz.) can cream of mushroom soup
1/2 c. mayonnaise
1 (2 oz.) jar sliced mushrooms, drained

Preparation

Cook macaroni according to package directions and drain.
Melt butter in small skillet; add onion and pimento.
Saute until onion is tender.
Combine macaroni, onion, mixture and remaining ingredients.
Mix well.
Spoon in lightly buttered casserole. Bake at 350\u00b0 for 30 minutes.