Grilled Tuna - With legumes

12 ounces haricots verts 2 tablespoons toasted walnut oil 1 1/2 tablespoons fresh lemon juice 1 tablespoon white balsamic vinegar 1 tablespoon water 2[...]

1 1/2 pounds fingerling potatoes, halved Caper Vinaigrette 1 pound haricots vert or thin green beans, trimmed 4 (6-ounce) tuna fillets or tuna steaks 1/4[...]

1 tablespoon grated lemon rind 2 tablespoons fresh lemon juice 1/2 teaspoon Dijon mustard 1/2 teaspoon olive oil 1/4 teaspoon fresh ground black pepper 1[...]

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[...]