This is a main dish vegetable curry. Besides cauliflower it also has red potatoes and chickpeas. If you cannot find fire-roasted tomatoes, just use any diced tomatoes. Serve with na'an (an Indian flat-bread).
After not finding anything in terms of crock pot orange chicken on Zaar, I found this recipe at About.com, then made a couple of changes to suit my family
Veggies aren't boring in this colorful Asian-style meal. Using bok choy, carrots and red peppers makes it easy to get your family to eat more vegetables.