Pasta with Breadcrumbs (Pasta con Mollica di Pane) - Fresh-Pressed Olive Oil

Ingredients

• 1 pound linguine
• 2 teaspoons coarse salt (kosher or sea)
• 5 tablespoons extra virgin olive oil, divided use
• 8 garlic cloves, peeled and finely chopped
• 2 cups fresh breadcrumbs, preferably made from day-old Italian bread
• 2 ounces walnuts, coarsely chopped (optional)
• One 2-ounce can anchovy fillets, drained
• 1/2 teaspoon crushed red pepper flakes, or to taste
• 1 cup diced canned tomatoes or 8 ounces fresh cherry tomatoes, halved
• 2 tablespoons freshly chopped flat-leaf parsley
• Fine sea salt and freshly ground black pepper, to taste