1 (15 x 6 1/2 x 3/8-inch) oak grilling plank |
4 (4-ounce) beef tenderloin steaks, trimmed (3/4 inch thick) |
1/2 teaspoon salt |
1/4 teaspoon freshly ground black pepper |
3/4 cup fresh flat-leaf parsley leaves |
1/4 cup fresh cilantro leaves |
1/4 cup fresh mint leaves |
1/4 cup chopped onion |
1/4 cup fat-free, less-sodium chicken broth |
3 tablespoons sherry vinegar |
2 tablespoons fresh oregano leaves |
1 teaspoon olive oil |
1/2 teaspoon salt |
1/2 teaspoon freshly ground black pepper |
1/2 teaspoon crushed red pepper |
3 garlic cloves |