Creamy Butternut Squash and Tomato Bisque

Ingredients

• 1 tablespoon butter
• 1 tablespoon olive oil
• 1 large onion, chopped
• 4 cups peeled and cubed butternut squash
• 2 cups carrots, chopped
• 2 cups celery, chopped
• 3 cloves garlic, minced
• 2 cups milk
• 1 tablespoon Italian seasoning
• 1 tablespoon cornstarch
• 1 (14.(5 ounce)) can no salt added diced tomatoes
• 1.25 cups low sodium chicken broth
• 1 ((8 ounce)) can tomato sauce
• 1.25 teaspoons sea salt
• 0.75 teaspoon ground black pepper
• 2 tablespoons chopped fresh basil