Oven Potatoes with Fennel

20 ounces Yukon Gold potatoes, cut in 1/2" cubes
1 medium fennel bulb, trimmed and cut in 1" slices
1 medium sweet onion, diced
1 tablespoon fresh parsley, minced finely
2 teaspoons vegetable oil
1/2 teaspoon salt
freshly ground black pepper -- to taste

Preheat oven to 400 degrees. Spray baking sheet with nonstick cooking spray.

In large bowl, combine potatoes, fennel, onion, parsley, oil, salt and pepper; toss gently until well coated. Arrange mixture in a single layer on a prepared baking sheet.

Bake, turning occasionally, until potatoes are crisp on all sides, 30-35 minutes.

Serve immediately.