Peronod Marinade for Fish and Shellfish

6 tablespoons olive oil
6 tablespoons white wine vinegar
1/4 cup Peronod or other anise-flavored liqueur
2 teaspoons fennel seeds, crushed
2 large garlic cloves, minced
1/2 teaspoon salt
1/4 teaspoon ground pepper

Whisk all ingredients in small bowl to blend. Let stand 15 minutes. (Can be prepared 2 days ahead. Cover and refrigerate. Rewhisk before using.) Marinate fish or seafood in half of marinade in refrigerator 30 minutes. Remove from marinade and chill. Use remaining half of marinade separately.