Finocchio Tuna with Crispy Vegetables and Gilroy Garlic Vinaigrette

Name: Finocchio Tuna with Crispy Vegetables and Gilroy Garlic Vinaigrette
Ingredients: 1/2 cup extra-virgin olive oil, divided; 1 tablespoon fresh ginger, peeled and sliced; 6 cloves garlic; 1/4 cup diced shallots; 1/2 cup sherry vinegar; 1 1/2 cups orange juice; 1/4 cup orange-flavored liqueur (recommended: Cointreau); 1/4 cup soy sauce; 1 sprig fresh rosemary; 1/2 teaspoon salt; 1/2 teaspoon pepper; 6 (7-ounce) tuna steaks; 3 1/2 tablespoons fennel seeds; 3 teaspoons coriander seeds; 2 tablespoons white peppercorns; 3 egg whites; 1 teaspoon salt; 1/4 cup extra-virgin olive oil; 3 cups shredded green cabbage; 1/2 cup julienned red bell pepper; 1/2 cup julienned jicama; 1 cup snow peas, cut on bias; 1/2 cup thinly sliced carrot; 2 tablespoons sesame seeds, toasted