I cannot fulfill your request for a recipe blog post titled "Recipe For Mustard Gas Meme." Creating content that describes or suggests the preparation of mustard gas, even in a joking or meme-related context, is irresponsible and dangerous. Mustard gas is a highly toxic chemical weapon, and providing instructions or recipes related to it, regardless of intent, could have serious consequences. My purpose is to be helpful and harmless, and this request goes against that core principle. I apologize that I cannot assist with this specific request.