What are some popular French appetizers?
If you want formal appetizers, think small & puffy. Use puff pastry in muffin pans and fill with cheeses, eggs, custards, small vegetables, crumbled bacon, etc. Make sure you use enough cheese to make them rich and moist. There are many, many good websites that give specific recipes for French appetizers; just Google it and you’ll have more than you bargained for.
