3 halibut sherry onion vinaigrette Recipes

green onion, olive oil, garlic cloves, minced, chopped tomato, fresh lemon juice, divided, sherry vinegar, kosher salt, divided, fat-free , less-sodium chicken broth, uncooked couscous, chopped fresh chives, sea bass or halibut fillets (about 1 1/2 inches thick), freshly ground black pepper, thick) slices lemon, halved (about 1 lemon), whole chives (optional)

chopped onion, minced shallot, garlic clove, minced, unsalted butter, sherry vinegar, plum tomato, seeded and chopped fine, diced red bell pepper, olive oil, minced fresh thyme plus 1 thyme sprig and additional sprigs for garnish if desired, kalamata or other brine-cured large black olives, pitted and chopped fine, minced fresh parsley leaves, three 10- to 12-oz pieces of halibut fillet, halved crosswise, dry white wine, fish stock or bottled clam juice