flan 
(flăn, flän)
(flăn, flän)n.
1. A custard that is baked in a caramel-lined mold and served chilled with the caramel side up. Also called crème caramel.
2. A tart with a filling of custard, fruit, or cheese.
3. A metal disk to be stamped as a coin; a blank.
[French, from Old French flaon, from Late Latin fladō, fladōn-, flat cake, of Germanic origin; see plat- in the Appendix of Indo-European roots.]