6 artichokes
1 lemon, thinly sliced
2 teaspoons crab boil
2 bay leaves
2 tablespoons butter
1/2 cup finely diced onion
1 teaspoon chopped garlic
1 teaspoon chopped oregano leaves
1 1/2 cups Italian style bread crumbs
1 teaspoon lemon zest
1/2 cup grated Parmesan, plus more for garnish
1/4 cup olive oil plus 2 tablespoons, divided
Salt and pepper