Possible Clues:

• Row, say, to get this?
• Buffet delicacy
• Of course it's expensive stuff that can make endless avarice
• High-society hors d'oeuvre
• Eggs served on blini
• Luxury food unusual for a vicar
• Vehicle circles through delicacy
• Toast triangle topper
• The way to enter vehicle showing delicacy
• Caspian Sea delicacy