Oven Roasted Potatoes - cooking recipe

Ingredients

4 medium yellow-fleshed potatoes, scrubbed well
2 tablespoons olive oil
1/4 teaspoon salt
1 teaspoon rosemary
1/4 teaspoon black pepper
1 medium yellow onion, sliced
2 tablespoons balsamic vinegar

Preparation

Put oven rack in the lower third of oven and preheat to 450.
Halve the potatoes lengthwise, then cut the halves lengthwise into 4 wedges. Finally, cut into bite-sized pieces.
In a large bowl (one with a lid is better), toss with oil, salt, rosemary and pepper.
Put on a cookie sheet and roast for 12 minutes. Turn over.
Sprinkle the sliced onions on the potatoes and bake for 10-15 minutes.
Sprinkle with balsamic vinegar, shaking the pan.
Return to oven for 3 minutes.