Step-by-Step Instructions:
Preheat the oven to 400°F (200°C).
- Arrange the radishes in a single layer on a baking sheet.
- Dot with pieces of butter and season with salt and pepper.
- Roast in the oven for 20-25 minutes, or until the radishes are tender and slightly caramelized.
- Halfway through the roasting, baste the radishes with the melted butter.
- Garnish with chopped parsley before serving.