interlardvt.

interlard (v.)early 15c., "to mix with alternate layers of fat" (before cooking), from Middle French entrelarder, from entre- "between" (see inter-) + larder "to lard," from Old French lard "bacon fat" (see lard (n.)). Figurative sense of "diversify with something intermixed" first recorded 1560s. Related: Interlarded; interlarding.