This version goes all in, adding not just tomato and basil but also onion ... large surface bubbles form as it thickens. Remove the sauce from the heat and let it sit for about five minutes.
Cook for 2 minutes each side or until golden and crisp. Repeat 3 more times with the remaining oil, broccolini tops and batter to make 12 pancakes. Top the pancakes with the dipping sauce, extra onion ...