Oh man 3/4 cup of arrowroot is gonna be carby. It is about the same as cornstarch in carbs.

http://healthyindulgences.net/ has a great biscuit recipe without arrowroot. I've made them several times and they're awesome.
http://healthyindulgences.net/2008/...-free-biscuits/

Also, they posted a biscuit recipe on Wheat Belly this week.

http://www.wheatbellyblog.com/2013/...-and-dumplings/

The biscuits are an ingredient the chicken and dumplings.

I also got this book and have only made one thing: Cajun Dinner rolls. They're amazing.

http://www.amazon.com/Joy-Gluten-Fr...free+sugar+free