Scale zucchini and onion into TM bowl: set time to 5 seconds and speed to 4
Empty minced ingredients into a sieve or colander and sprinkle with salt; set aside for 30 minutes
Scale dill, mint, parsley, chives and egg into TM bowl; turbo 3 times for 2 seconds each, until very fine
Press liquid out of zucchini mixture in sieve, then place in tea towel, and squeeze as much liquid out of the mixture as possible
Place zucchini-onion mixture in bowl; add egg and minced herbs, freshly ground black pepper, flour and feta cheese
Combine well by hand and form into 24 small patties; place on parchment covered cookie sheet
Refrigerate until cold or freeze, then place in freezer bag, labelled and dated until ready to use