Place all the ingredients in a food processor and blend until smooth, about 2 minutes.
Line a rimmed baking sheet with parchment paper so that the paper hangs over the edge on all four sides if possible. (You'll need a pan that can sit
flat in your freezer.) Pour the puree into the pan, then use a spatula to spread
Freeze the puree until solid, about two hours. The texture will be firm but not hard like ice.
Break the frozen puree into pieces. Place them in a food processor and blend for about 5 minutes to form a smooth, creamy sorbet, pausing as needed to push down and break up the pieces with a wooden spoon. You may need to work
Serve the sorbet immediately, or for a firmer texture, place it in a metal bowl and return it to the freezer for 30 minutes.
Use the puree to make tasty popsicles. Simply pour it into molds and let it freeze until solid, about 3 hours.