Use frozen guava pulp (guayaba agria) for convenience.
Simple Syrup Recipe:
In a small pot, combine the sugar and water. Stir to dissolve slightly. Bring to a boil over medium-high heat. Once the sugar has dissolved, remove from heat and allow to cool completely before use.
*Some molds release the popsicles easier than others. My foolproof way to get mine out is to running really hot water over the inverted popsicle mold, turn it right side up and unmold quickly. I run hot water over them again if they fail to release easily.