Easy Vegetarian Pasta Bake with Tomatoes and Cream Sauce

Ingredients (12 items)

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• 1 (16 ounce) box penne pasta
• ¼ cup olive oil, divided
• 3 cloves garlic, minced
• 4 ripe tomatoes, chopped
• 1 ¾ cups shredded mozzarella cheese, divided
• 1 cup heavy whipping cream
• 7 ounces tomato paste
• ½ cup sour cream
• 1 ripe tomato, sliced
• 1 tablespoon Italian seasoning, or to taste
• salt and freshly ground pepper to taste
• 9 tablespoons grated Parmesan cheese