The Collaborative International Dictionary of English v.0.48:
Frutage \Frut"age\, n. [Cf. Fruitage.] 1. A picture of fruit; decoration by representation of fruit. [1913 Webster] The cornices consist of frutages and festoons. --Evelyn. [1913 Webster] 2. A confection of fruit. [Obs.] --Nares. [1913 Webster]