Found and shared by my graduate students:
This site provides ideas for how to implement content based ESL curriculum to meet the needs of ESL students. It has an ESL teacher performing the tasks, but I think a mainstream teacher could do them as well.
http://iteslj.org/Techniques/Brown-CBEC.html
This is a quick guide that could be printed for a mainstream teacher, from Portsmouth, VA:
http://www.pps.k12.or.us/curriculum/PDFs/ESL_Modifications.pdf
So, You Think You Can Teach ESL? 