The Collaborative International Dictionary of English v.0.48:

Olla-podrida \Ol`la-po*dri"da\, n. [Sp., lit., a rotten pot. See
   Olio.]
   1. A favorite Spanish dish, consisting of a mixture of
      several kinds of meat chopped fine, and stewed with
      vegetables.
      [1913 Webster]

   2. Any incongruous mixture or miscellaneous collection; an
      olio. --B. Jonson.
      [1913 Webster]