J: Jelly beans, Jade green, Jewelry, cookies in a Jar (see below!)
O: Ornaments, Oatmeal, Office Supplies, Off-white, bottle Opener
Y: Yarn, Yummy, Yule
I know you're thinking to yourself "JAR! That's gonna break! Crazy girl!" I know, but I couldn't resist the J-ness of it. BUT if you dare to tuck one in, here's a link to a TON of cookie in a jar recipes by Razzle Dazzle Recipes.
Are the not they not the cutest little Jar O' Yummy! hehe See what I did there? Oh man.