I also used less chicken broth (about 5 - 6 cups) because I wanted a thick soup to pour over rice and cut down the garlic cloves to only two. (eatingwell.com)
I'm thinking also that next time I'll use less chicken broth, maybe only 1 1/2 cups, or even a little less than that. (kevinandamanda.com)
Depending on the size of the cauliflower head and the potatoes, you may need more or less chicken stock to achieve the desired consistency. (jeanetteshealthyliving.com)