01 -
Preheat oven to 400°F and allow to fully reach temperature for even roasting.
02 -
Line a rimmed baking tray with parchment paper to prevent sticking and simplify cleanup.
03 -
Combine rhubarb, vanilla sugar, orange juice, and sea salt in a large bowl; toss until evenly coated.
04 -
Spread the mixture in a single layer on the tray without overlapping pieces.
05 -
Roast for 20 minutes, turning the tray halfway through. Rhubarb should be glossy and fork-tender.
06 -
Let cool on a wire rack. Serve warm or chilled over yogurt, oats, or desserts.