Hi I would do it for 30 secs or something. You could also do it on the stove - just let it bubble for a min.
UK curly

fine to medium strands, porous, medium density
CG May 2009 - low poo occasionally
Co-wash: Tresemme Naturals
Styling -Naked Curl Defining Cream, BRHG, Mop Top, FSG
Product for a good hair day: FSG or Mop Top
Hair loves protein!
http://public.fotki.com/curlyhairmichuk/
new pics added Jan 2012

Enjoying the freedom of going curly!
Duchess of Alba, Keeper of the Tartan Curls in The Order of the Curly Crusaders