Roasted Mushrooms and Pearl Onions
- 1 1/2 pounds small cremini mushrooms, stems trimmed (halved if large)
- 8 ounces (1 1/2 cups) thawed frozen pearl onions
- 1 tablespoon olive oil
- Coarse salt and ground pepper
Preheat oven to 425 degrees. On a large rimmed baking sheet, toss mushrooms with onions and oil; season with salt and pepper. Roast until tender and browned, stirring halfway through, about 30 minutes.