Jean B. > wrote:

> Thanks for any clues you can give me.

If you read Spanish, check out actual Mexican recipes, such as these
ones, for both red and green versions:

<http://www.profeco.gob.mx/tecnologias/caryemb/chorizo_rojo.asp>

<http://www.profeco.gob.mx/tecnologias/caryemb/chorizo_verde.asp>

<http://www.guiadetacos.com/recetas_mexicanas/carnes/39/chorizo-oaxaqueno-receta.html>

<http://www.chefuri.com/v4/vuestras_recetas-chorizo-verde-estilo-toluca-mex-2421-0.html>

<http://www.ahorasi.com/chorizo-verde-como-el-de-toluca/>

<http://espanol.answers.yahoo.com/question/index?qid=20080218102910AAQCkAt>

Victor