You could make this using regular, long squash, too, 6 – 7″ long (16 – 18cm) would be the right length. Or you could use 2 smaller, round ones.
Summer squash, courgette, zucchini…. they are all the same vegetable…. just different colors, sizes, and, sometimes, slightly different tastes
Keywords: summer squash, zucchini, stuffed zucchini