Cut the watermelon in half, scoop out seeds, and cut the flesh into roughly 1-inch cubes. I learned the hard way that uniform sizes make threading so much easier. Aim for about 16 cubes total so you have enough for eight skewers with two cubes each.
Cut the feta block into roughly 1-inch cubes as well. They don't need to match the watermelon exactly, but keeping them similar prevents one ingredient from dominating visually. Feta crumbles easily, so handle it gently and work on a clean, cool surface.
Thread each skewer starting with one watermelon cube, then one feta cube, alternating until you reach the end. This pattern looks organized and ensures every bite gets both flavors together. Take your time here because rushing causes feta to crack.
Arrange the finished watermelon feta skewers party recipe on a serving platter lined with parchment paper. Chill them in the refrigerator for at least 30 minutes so the feta firms up and the flavors settle. Cold skewers stay intact better than room-temperature ones, I promise.
While skewers chill, whisk together lime juice, olive oil, honey, sea salt, and black pepper in a small bowl. This dressing needs to sit at room temperature so the honey stays pourable. The balance here matters—taste it and adjust lime juice if you want more brightness.
Just before serving, drizzle the lime dressing over each skewer using a small spoon or brush. This timing prevents the feta from getting soggy and keeps the watermelon from releasing too much liquid. I learned this after bringing soggy skewers to Sandra's dinner party years ago.
Sprinkle pistachios and red pepper flakes across all the skewers as a final garnish. The crushed red pepper adds heat that surprises people in the best way—it makes the sweetness pop even more.