01 - Preheat the oven to 425°F and line a baking sheet with parchment paper.
02 - In a large bowl, combine olive oil, turmeric, cumin, smoked paprika, black pepper, sea salt, and minced garlic. Stir thoroughly to create a marinade.
03 - Add cauliflower florets to the marinade and toss until evenly coated.
04 - Spread the coated cauliflower in a single layer on the prepared baking sheet.
05 - Roast for 25 to 30 minutes, flipping halfway through, until florets turn golden brown and are tender.
06 - Remove from oven, drizzle with lemon juice, and garnish with fresh cilantro if desired before serving.