Garden Pasta Alla Di Mercurio - Fresh-Pressed Olive Oil

Ingredients

• Coarse salt (kosher or sea), to taste
• 1/4 cup extra virgin olive oil, plus more for drizzling
• 1/2 red bell pepper, stemmed, seeded, and diced
• 1/2 small eggplant, stemmed, peeled, and diced
• 1/2 small zucchini, stemmed and diced
• 1 small red onion, peeled, and diced
• 1/2 pound (8 ounces) uncooked rigatoni
• 3 cups high-quality jarred tomato purée
• Parmigiano-Reggiano, for serving
• Crushed red pepper flakes, for serving