Possible Clues:

• 'Mmmm, delicious!'
• 'Delicious!'
• "Mmm!"
• "Love it!"
• Words moaned while eating a cheeseburger, maybe
• "Delicious!"
• 'Loved this!'
• 'Mmmmmmm!'
• "Mmm, delish!"
• 'Mmm, delish!'