Toss the whole peppers, without the liquid from the jar, into a blender and puree until it becomes a thick sauce.
Add in the onions, salt, pepper ,and chili flakes then puree again.
In a stovetop pan, heat up your teaspoon of garlic.
Pour in your pepper/chili mix and bring to a boil.
Whisk in the heavy cream and again, bring to a boil.
In a separate bowl, stir together the olive oil and xanthan gum.
Quickly pour the xanthan gum into the soup. Stir and the soup should begin to thicken.
Bring to a boil.
Serve and top with some Parmesan cheese!