Striped Bass all’Amatriciana Recipe

Ingredients

• 1 tablespoon extra-virgin olive oil
• 1 1/2 pounds fillet of striped bass or other firm, white-fleshed fish, skin-on, in 4 pieces
• Salt and ground black pepper
• 2 ounces guanciale, pork belly or pancetta, diced
• 1 large onion, sliced thin
• 4 large cloves garlic, slivered
• 2 cups canned San Marzano tomatoes, crushed with a fork
• 1/2 teaspoon crushed red chile flakes, or to taste
• 2 tablespoons slivered basil leaves