
Preheat oven to 400°F.
Cut the tops off of the fennel bulbs if they're present *see note.
Rinse bulbs, remove any damaged or thick outer layers.
Cut fennel bulb into ½" wedges. Toss with olive oil and season with salt & pepper.
Place fennel on a parchment-lined pan and roast 30-35 minutes or until tender-crisp.
Remove from the oven and squeeze lemon overtop if desired.
Serve warm.