Extra-virgin olive oil
9 cloves garlic, smashed
5 dozen littleneck clams, scrubbed under cold running water
1 cup white wine
1/2 cup water
1 large pinch crushed red pepper flakes
1 pound linguine
2 tablespoons butter
2 tablespoons chopped Italian parsley leaves
2 tablespoons chopped oregano leaves
1 cup grated Parmigiano-Reggiano, optional, plus shavings for garnish