Look for pomegranate molasses in ethnic foods aisle or with the sweeteners in natural foods stores. (101cookbooks.com)
And there's no trouble finding masa harina in the Finger Lakes area as the Wegman's chain has several ethnic food aisles. (glutenfreecookingschool.com)
you can pretty much find mexican hot chocolate tablets in any large supermarket with an ethnic food aisle but if you're out of luck, grab some online. (okiedokieartichokie.me)