Cookin’ With Brooklyn,” it took a team of 62 professionals to help him demonstrate how to make a sandwich — including a “culinary producer” who approves the recipes, five camera operators and nine producers.“It’s unheard of,” a senior TV executive told The Post. “It’s the sort of crewing you would expect on a big TV show.”There’s also a big TV budget: Insiders say each episode of the show, which airs on Facebook Messenger and Instagram (where Brooklyn has 13.1 million followers), costs $100,000. The sandwich Brooklyn “makes” is a take on traditional British fish and chips, updated by putting sea bream topped with a hash brown and coleslaw into a bagel.Brooklyn, however, does not make or cook a single element of the sandwich.