Related Clues:

• Doubled, a 1969 #1 hit song
• Stimulating drink
• Morning eyeopener
• Hint to starts of 17, 63-Across and 10, 29-Down
• Java
• Baker's staple
• It's sweet
• ''... a spoonful of ___ makes ...''
• Coffee enhancer
• Morning mugful
• How sweet it is!
• Lumps for the horse
• Beverage
• Honey alternative
• Smoothie ingredient