Easy Spaghetti Pizza Bake

Ingredients

• 12 oz (340g) spaghetti pasta
• 1 tablespoon (15ml) olive oil
• 1 teaspoon (5g) salt
• 1 can (28 oz / 800g) crushed tomatoes
• 1 medium onion, finely chopped
• 2 cloves garlic, minced
• 1 teaspoon (5g) dried oregano
• 1 teaspoon (5g) dried basil
• ½ teaspoon (2g) red pepper flakes (optional)
• Salt and pepper to taste
• 2 cups (200g) shredded mozzarella cheese
• 1 cup (100g) sliced pepperoni or your choice of toppings
• ½ cup (50g) grated Parmesan cheese
• Fresh basil leaves for garnish (optional)