Buttery Stuffed Artichokes

Bahan-bahan (4 porsi)

• 2 large artichokes
• 1 lemon (divided)
• 1 tablespoon olive oil
• 1 cup Panko bread crumbs
• 2 tablespoons butter
• ¼ teaspoon garlic powder
• ½ teaspoon lemon zest (from lemon above)
• ⅔ cup shredded Parmesan cheese (divided)
• salt and black pepper