In a medium-size, heavy-bottom saucepan, place the coconut milk or cream, milk, and cocoa powder, and whisk to combine well.
Place the pan over medium-low heat and bring to a simmer. Remove the pan from the heat.
Add the chopped chocolate to the pot and whisk until the chocolate is melted.
If you’re using a vertical mold.
Pour the mixture into popsicle molds and place in the freezer for at least 6 hours or until frozen. Unmold and serve.
If you’re using a horizontal mold.
Allow the mixture to sit at room temperature for about 10 minutes or until it begins to thicken. Pour into popsicle molds and freeze for at least 6 hours or until frozen. Unmold and serve.