Sage Creamery on O'ahu in Hawaiʻi utilizes their locally sourced components to inform the story of the island they call home. They make all kinds of high-end ice cream; their flavors range from classic vanilla to banana lumpia and adobo ice cream. It's a labor of love, and likewise the romance of Zach and Courtney Villanueva, who were high school sweethearts before marrying and starting Sage Creamery in 2020. Their journey followed them from a garage to…