Found this doing a search. Maybe it will work for you.

Ann.

INSTANT HOT CHOCOLATE MIX
Recipe By :
Serving Size : 1 Preparation Time :0:00
Categories : Beverages Mixes
Amount Measure Ingredient -- Preparation Method
-------- ------------ --------------------------------
22 oz Non-dairy creamer powder
32 oz Nonfat dry milk powder
1 1/2 lb Dry chocolate mix
1/4 c Powdered sugar (opt)
Mix all ingredients thoroughly. Store in tightly
covered container. To serve: Fill a cup about 1/2
full of mix. Add hot water. OR add cold water and
microwave on HIGH for 2 minutes.

Paula in Manhattan
paulab@pipeline.com