"ROUND ROCK, Texas (KXAN) Students in Round Rock are taking their lessons from the classroom to the kitchen this week. Both the culinary and Spanish classes came together for a tamalada a tamale-making party. The Cedar Ridge High School students gathered to make pork, chicken and raja tamales. The process isnt fast so they started work Wednesday and were expected to finish after working all day Thursday as well."
I hadn’t heard of ‘raja’ tamales; but if this is it, it looks very good:
http://www.seriouseats.com/recipes/2015/05/tamales-rajas-oaxacan-cheese-recipe.html