Possible Clues:

• Cake taster's fingerful
• Risking a lot topping decoration
• Topcoat and one end of cardigan engulfed by smoke
• Aromatic ingredient providing decoration
• Attractive addition or bonus, as on cake
• It may read ''Happy Birthday''
• Sugary coating is a danger to aircraft
• Candle base
• Gambling, daughter lost white coat
• Decorative cake coating