01 - Preheat oven to 425°F.
02 - Toss cauliflower florets with olive oil and a pinch of salt. Spread evenly on a baking sheet.
03 - Roast for 25–30 minutes, flipping halfway, until florets are golden and tender.
04 - While cauliflower roasts, whisk together mayonnaise, sour cream, minced garlic, chili powder, smoked paprika, lime juice, and salt in a large bowl.
05 - Add the hot roasted cauliflower to the bowl with the elote sauce and toss until well coated.
06 - Transfer to a serving platter. Sprinkle with cotija cheese, cilantro, and extra chili powder.
07 - Serve immediately with lime wedges on the side.