Possible Clues:

• Dessert topped with a powder
• Coffee-flavored dessert
• Dessert made with espresso
• Dessert with a kick
• Coffee-flavored Italian dessert
• One sheepish type in odd-looking suit is sweet in Rome
• All turn up for students' group march to Institute of Technology - it's rather sweet
• Spumoni alternative
• Cheesecake alternative
• Nutty, it is a rum dessert