Roasted Fingerling and Sweet Potatoes

½ pound fingerling potatoes, washed and sliced in half lengthwise
½ pound sweet potatoes, any variety, washed and cut in 1 ½ -inch chunks about the same size as the fingerling potatoes
2 cloves garlic, peel and sliced
several sprigs of fresh thyme
freshly ground black pepper
sea salt
2 ounces extra virgin olive oil

Preheat oven to 400°

In a large roasting pan toss the potatoes with the garlic, thyme , olive oil, salt, and pepper. Roast in a 400° oven for about 25-30 minutes or until fork tender. Keep warm until served.