I, too, blend spinach in my drinks. I've done it with Chocolate (both mix and RTD), Vanilla RTD, and Wildberry Yogurt mix. You definitely can't taste the spinach and a great way to incorporate it into the diet as I am like you- hate eating the veggies.
First Goal: 30 by December 31, 2012- ACHIEVED 12/4/12
Second Goal: 10 by December 31, 2012 - ACHIEVED
Third Goal: 10 by Valentines 2013 - ACHIEVED
Final Goal: 135 by March 2013 - ACHIEVED
Start Phase 2: 03/26/13 - Lost 0.6lbs and 2 inches
Start Phase 3: 04/02/13 - Gained 1.9lbs
Start Phase 4: 04/18/13 - Lost 2.8lbs