The Brain Sandwich

A closer look at The Brain Sandwich

What The Brain Sandwich describes

The Brain Sandwich is a brief write-up of a practical AI coding workflow summarized as: understand the problem, let an agent help, then verify and explain its work before sharing it.

The post says the method prevents engineers from “removing their brains” and becoming over-reliant on AI, and it was described to the author by an engineer named Emily.

How the workflow actually works

First, read and understand the task enough to have a rough idea of the direction so AI does not bias you toward the wrong solution.

Second, bring in an agent to do the building once you have context; delegate that part without shame.

Third, bring your brain back: read the diff, check complexity, improve the PR description, and make sure you can explain what changed and why before sending it for review.

Who this is useful for

Engineers who use AI tools for code generation and who want to keep their judgment involved will find this workflow practical.

Anyone concerned about AI introducing incorrect direction or unnecessary complexity in code changes can use this as a simple checklist to stay engaged and make work reviewable.

Questions people ask about The Brain Sandwich

Is this a step-by-step tool or checklist I can follow?

The post gives a three-part workflow - understand, delegate to an agent, then verify and explain - so you can use those steps as a checklist.

Who proposed the Brain Sandwich idea?

The author attributes the framework to an engineer named Emily, mentioned during a one-on-one conversation.

Does the post explain how to verify AI-generated code?

It suggests reading the diff, checking if the complexity is justified, and improving the PR description so you can explain what changed and why.

The Brain Sandwich was shared on NexURLs by Nexis on November 3, 2026, in Weird & Wonderful.