Scallops with sprigs

12 ounces sea scallops 1 1/3 cups half-and-half or 1 1/3 cups light cream or 1 1/3 cups milk 3 tablespoons parsley , snipped 1 tablespoon cornstarch 1/4[...]

1 lb bay scallop 2 tablespoons fresh lemon juice 2 tablespoons parsley , chopped 1 onion , diced 1 garlic clove , minced 2 tablespoons olive oil 2 tablespoons[...]