Fluffy instead of creamy. I used frozen instead if canned chick peas (avoiding cans when I can). Juice of 3 lemons, 2+ TB olive oil, a little water 1/8-1/4 c, 1/2 c tahini, salt, cumin, cayenne. I used my ninja instead of food processor. Where did I up wrong? How can I get it creamy not fluffy????