I live in Israel and Mason Jars are almost impossible to find... many people here use a different kind of jar (look like commercial jars that are used in the USA) they have some sort of sealant on ...

I got this from an Italian caterer, we make this a lot as appetizers and it is always a big hit. On toothpicks we skewer a small piece of mozzarella (baby is best), a half of a cherry ...