Use a kabob skewer to crack the eggs inside and gently mixed the egg yolk to help release it from the shell. (apumpkinandaprincess.com)
Keep sparklers, glow sticks and kabob skewers away from your pets. (animalwellctr.com)
If you are worried about the zucchini coins falling through the grill you can thread them onto kabob skewers (stab through the green skin). (101cookbooks.com)