Cover the bottom of a stock pot with blended oil, add the bacon and turn on flame to medium. Render the bacon, and cook until bacon begins to crisp. Add the onions, garlic, celery, salt, pepper, and Tabasco. Cook until veg is soft. Add the heavy cream, clam juice and bay leaves, bring to simmer. Add the roux and cook until soup thickens. Add the clams, parsley and thyme, cook for 10 minutes more. cook the Yukon's separately in salted water and add after flame is turned off. Adjust seasoning.