17 oz. pkg. macaroni (2 c. before cooked)
2 tbsp. butter
1/2 c. chopped onion
2 tbsp. flour
1 tsp. wet mustard
1/4 tsp. pepper
2 c. milk
1 c. shredded Swiss cheese
1 (12 oz.) can Spam
1 c. frozen peas & carrots
Buttered bread crumbs

Cook macaroni as directed; drain. Melt butter. Add onion, cook until tender. Stir in flour, mustard and pepper. Blend in milk, cook, stirring constantly, until thickened. Add cheese. Combine with macaroni, Spam and vegetables. Pour into casserole. Top with bread crumbs. Bake at 350 degrees for 30 minutes.