4 teaspoons fresh lime juice plus 1 lime cut into wedges for garnish
2 teaspoons chopped fresh rosemary
Directions
Preheat oven to 400°F. Divide squash between 2 rimmed baking sheets, arranging in single layer; toss with oil, butter, and lime juice. Sprinkle with salt and pepper. Roast 20 minutes. Turn squash over; roast until soft and golden brown, about 20 minutes longer. Cut into wedges. DO AHEAD: Can be made 4 hours ahead. Let stand at room temperature. Rewarm in 400°F oven until hot, about 10 minutes.
Season squash to taste with salt and pepper; sprinkle with rosemary. Serve warm with lime wedges.