Possible Clues:

• What Crosaire is still enjoying
• Such milk for your health
• To begin with, lack of energy overwhelms wild fling's durability
• Palmist's prediction
• Set one's heart on biography of what Methuselah enjoyed
• Type of milk
• What Crosaire has had and gone to fill it
• Hunger strong, dividing pork pie treated to keep fresh
• (Of milk etc) treated so as not to decay
• A toast - to a prolonged existence