Caprese Stuffed Portobello Mushrooms

Bahan-bahan (6 porsi)

• 2 tablespoons butter
• 2 cloves garlic (crushed)
• 1 tablespoon fresh parsley (chopped )
• 5 -6 large Portobello mushrooms (stem removed, washed and dried thoroughly with a paper towel)
• 5 -6 fresh mozzarella (cheese balls, sliced thinly)
• 1 cup grape (or cherry tomatoes, sliced thinly)
• 1 pinch fresh basil (shredded to garnish)
• 1/4 cup balsamic vinegar
• 2 teaspoons brown sugar (optional)