Roasted Potatoes with onion

1 1/2 lbs potatoes , small and firm 2 tablespoons butter 2 tablespoons olive oil 2 red onions , cut into chunks 8 cloves garlic , unpeeled 2 tablespoons fresh[...]

2 lbs small red potatoes , cut into quarters 2 tablespoons olive oil 2 tablespoons fresh thyme , chopped 1/4 teaspoon black pepper 2 (14 ounce) cans[...]

1 1/2 lbs potatoes , small and firm 2 tablespoons butter 2 tablespoons olive oil 2 red onions , cut into chunks 8 cloves garlic , unpeeled 2 tablespoons fresh[...]