1/2 c. butter
1 1/2 tsp. celery salt
1 1/2 tsp. garlic salt
1 1/2 tsp. onion salt
13 oz. pkg. oyster crackers
1/2 c. Parmesan cheese

Melt butter in large bowl, add seasonings and stir in crackers. Sprinkle with cheese and mix well. Microwave on high 5 minutes, stirring after 2 1/2 minutes. Cool and store in covered container.