This passionfruit sauce is simple to make and goes well with so many different dishes. Passionfruit has a tropical flavor that can be quite astringent, but they become sweeter and more complex as they ripen. Some people prefer to let them ripen until they are shriveled, almost brown, and full of juice because the enjoy the perfumed flavor of the almost overripe fruit. Try brushing this sauce over chicken while grilling it, then serve the chicken with mango salsa and rice or blend it with some olive oil to make a unique salad dressing. To make a deliciously tart passionfruit dessert sauce, simply omit the garlic, the vinegar, the salt, and the pepper and then increase the sugar to 1/2 cup. Drizzle the sauce over ice cream or other desserts. (it goes especially well with cheesecake). If you can find fresh passionfruit, the seeds make a nice decorative touch for desserts.