1 (14 1/2 oz.) package Kraft macaroni & cheese dinner
1 cup chopped onion
1/2 cup chopped bell pepper
2 Tbsp. Parkay margarine
2 cans condensed cream of celery soup
2 (6 1/2 oz.) cans Tuna, drained, flaked
1/2 cup chopped pimiento
2 (3 oz.) cans mushrooms, drained

Prepare dinner as directed, except using 1 1/2 cups milk. Saute onion and bell pepper in margarine until tender. Add to prepared dinner with remaining ingredients; mix well. Pour into 3 quart casserole. Bake at 350 F for 35 to 40 minutes.

Makes 8 to 10 servings