Possible Clues:

• Beverage sponsor of the old 'Little Orphan Annie' radio show
• Tradename for a drink taken before bed
• At the 1948 Olympics, 25,000 cups of ____ were served to competitors
• Chocolate drink since 1904
• Chocolate malt drink mix that served as a bit for Bania's stand-up comedy act in 'Seinfeld'
• Chocolate milk brand
• Tradename for a bedtime drink developed by Swiss chemist Dr George Wander
• Chocolate drink