- 1 small garlic clove
- 2 medium cucumbers (1 pound total), divided
- 1 1/2 cups plain Greek-style yogurt
- 2/3 cup chopped mint, divided
- 1 (3-pounds) piece watermelon, rind removed and fruit cut into 1-inch chunks (6 cups)
- 2 tablespoons fresh lime juice
- Flaky sea salt such as Maldon
- Mince and mash garlic to a paste with a pinch of salt and transfer to a bowl.
- Peel 1 cucumber, then halve lengthwise and seed. Coarsely grate into bowl with garlic paste. Stir in yogurt, 1/3 cup mint, and 3/4 teaspoon salt to make tsatsiki.
- Peel remaining cucumber and halve lengthwise. Cut crosswise into 1/3-inch-thick slices.
- Toss sliced cucumber with watermelon, remaining 1/3 cup mint, and lime juice in a large bowl.
- Serve fruit with tsatsiki. Sprinkle with sea salt to taste.