1 (8 qt.) box dry milk powder (Sanalac is best)
1 (6 oz.) jar dry coffee creamer
1 (16 oz.) can presweetened cocoa powder (Nestle's Quik)
1 lb. powdered sugar (optional)

Combine all ingredients thoroughly. Store in tightly covered container. Add 1/4 to 1/3 cup mix to each cup of hot water.