01 - Set oven to 425°F. Line a baking sheet with parchment paper.
02 - In a large mixing bowl, combine zucchini slices with olive oil, sea salt, and black pepper until evenly coated.
03 - Lay seasoned zucchini in a single layer on the prepared baking sheet.
04 - Roast for 18 to 20 minutes, flipping slices halfway through, until golden and tender.
05 - In a separate bowl, whisk together tahini, lemon juice, dill, minced garlic, and sea salt. Gradually incorporate cold water until the mixture is creamy and pourable.
06 - Arrange roasted zucchini on a platter. Drizzle generously with lemon dill tahini sauce, garnish with lemon zest and optional dill sprigs. Serve warm or at room temperature.