Easy One Pan Pasta Recipe

Ingredients

• 8 ounces spaghetti
• 1 pint cherry tomatoes
• 1 small onion (thinly sliced)
• 3 garlic cloves (thinly sliced)
• ¼ cup chopped basil
• 2 tablespoons extra-virgin olive oil
• 1 teaspoon Italian seasoning (optional)
• ¼ teaspoon crushed red pepper
• 1 teaspoon salt
• 4 cups water
• 2 ounces baby spinach
• ¼ cup grated parmesan cheese grated