Cabbage Steaks with Herb Butter

Name: Cabbage Steaks with Herb Butter
Ingredients: 1 medium head green cabbage (2½ pounds); 2 tablespoons extra-virgin olive oil; ½ teaspoon ground pepper; ½ teaspoon onion powder; ¼ teaspoon salt; 4 tablespoons unsalted butter , at room temperature; ¼ cup finely chopped fresh tender herbs (such as basil, chives, dill and/or flat-leaf parsley); 3 medium cloves garlic , minced ( 1 teaspoon ); 1 teaspoon grated lemon zest; 1 teaspoon lemon juice; 1 teaspoon lower-sodium Worcestershire sauce; ¼ teaspoon crushed red pepper; ⅛ teaspoon salt