1. Seperate the pieces of the red onion and place in a small casserole. Pour one tablespoon of olive oil and toss the onions around. Place into the oven on a medium high heat until the edges start to crisp up (about 30-45 minutes). Remove & set aside. 2. Boil the potatoes until soft, but remove them from the water before the loose their shape. Add to the red onions. 3. Blanche the green beans and add to the potatoes & onions. 4. Heat 1 tablespoon of olive oil in a skillet on med-high heat. Add the potatoes. onions & green beans and saute lightly. Add the capers and balsalmic vinegar. Stir until everything is covered by the vinegar (add more to taste). Add in the remaining olive oil and stir through. 5. Serve & enjoy.