Grilled Tuna Salad with balsamic

2 (8 ounce) tuna steaks 3 medium new potatoes , unpeeled,boiled and cubed 1/2 lb cooked and blanched green beans (2 inch cuts) 1 small red onion , sliced into[...]

1/3 cup balsamic vinegar 1/4 cup olive oil 1 tablespoon dijon-style mustard 1/2 teaspoon bottled minced garlic 1 lb fresh tuna steak , cut 1-inch thick 1 1/2[...]

3/4 cup extra virgin olive oil 1/4 cup sherry wine vinegar (or balsamic, but sherry is better) 2 tablespoons minced shallots 1 1/2 tablespoons finely chopped[...]