Kacang Hijau Panggang Parmesan

Bahan-bahan (4 porsi)

• 500 g / 1 lb green beans (, ends trimmed)
• 2 tbsp olive oil (, separated)
• 2 g arlic cloves (, finely chopped)
• 1/2 tsp each salt and pepper
• 1/3 cup panko breadcrumbs ((Note 1))
• 1/3 cup grated parmesan ((Note 2))