escaping - JSF: How to let #{...} expansion not be escaped? -

i have custom el function (defined in myfunctions.taglib.xml) returns chunk of html, want copy verbatim output,

<f:verbatim>     #{mylib:generatehtml()} </f:verbatim> 

however, expansion of #{...} escaped. how make not escaped?

i believe there option escape characters verbatim.

<f:verbatim escape="#{boolean}" />