Grilled Eggplant with Feta

Bahan-bahan (4 porsi)

• 1 large eggplant
• 1 tablespoon red wine vinegar
• 1 tablespoon extra-virgin olive oil
• 2 teaspoons dried oregano
• 1 large garlic clove (or 2 small cloves, pressed or minced)
• 1/2 teaspoon kosher salt (plus more as needed)
• 2 ounces feta cheese (crumbled (about 1/3 cup))