Cooking for Geeks: Real Science, Great Hacks, and Good Food (3 page)

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Authors: Jeff Potter

Tags: #COOKING / Methods / General

BOOK: Cooking for Geeks: Real Science, Great Hacks, and Good Food
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How to Use This Book

This book is designed for use in a couple of different ways.

If you want to “just cook,” flip to the recipe index, pick a recipe, and skip straight to that page. The surrounding text will explain some aspects of the science behind the recipe. While the recipes in this book are chosen to complement and provide examples of the science, they’re also recipes that are fantastic in and of themselves. Most of the recipes are for single components — say, beef short ribs — without accompanying sides. This allows the various components of a meal to be covered in appropriate science sections, and also keeps each recipe short and easy.

If you’re more interested in curling up with a cup of
$favoriteBeverage
, pick a chapter based on your interests and tuck in.

The first portion of this book covers topics you should think about before turning on the oven: how to approach the kitchen and how to think about taste and smell. The middle portion covers key variables in cooking (time and temperature) and baking (air), as well as some secondary variables. The final two chapters address some of the more creative things you can do in the kitchen, either with “software” (chemicals) or “hardware” (blowtorches!). Recipes and experiments are sprinkled throughout the book, along with interviews of scientists, researchers, chefs, and food bloggers. Here’s a taste of what you’ll find in this book:

What does success in the kitchen mean? How do you pick a recipe, and then how do you interpret it correctly? This chapter considers these questions and also touches briefly on nutrition (really, the all-pizza diet has got to go).
This chapter covers the basic must-haves, but it is ultimately up to you to experiment, adapt, and modify these suggestions to fit your needs and tastes.
Use common sense.
In addition to the essentials, this chapter also touches on storage tips, kitchen organization tricks, and things to keep in mind if you’re new to cooking.
This chapter explains the physiology of taste and smell and shows how to improve your understanding of flavor combinations, giving ideas on how to stir up new ideas.
This chapter explains the chemical reactions that occur when heating foods, so that you’ll know what to look for when cooking. We start with a discussion of heat, looking at the differences between various ways of cooking, how the temperature choice impacts the outcome, and what chemical reactions are taking place. The rest of the chapter then examines a range of temperatures, starting with the coldest and ending with the hottest, discussing the importance of each temperature point and giving example recipes.
This chapter takes a brief look at gluten and then examines baking’s key variable, air. It covers the three primary methods of generating air — mechanical, chemical, and biological — giving common techniques for creating air and notes on how to work with the associated ingredients.
This chapter takes a look at cooking techniques that use food additives, both traditional and modern. Some recent culinary techniques, falling under the genre termed
molecular gastronomy
or
modernist cuisine
, rely on chemicals. Some of these chemical-based techniques are covered in the second portion of this chapter. Even if you’re not the type who wants to use food additives, understanding the chemistry and purposes of various food additives makes recovering from kitchen errors quicker and decoding ingredient lists at the grocery store easier.
Here we cover some of the commercial and industrial tools used in preparing foods, such as sous vide, and throw in a few, uh, “crazy” (and fun!) things that one can do in the kitchen as well. Modern commercial kitchens, most likely including the high-end ones in your area, use a variety of tools that consumers rarely encounter but that can help create some absolutely stellar meals.

As is so often the case with science, what we don’t know about cooking seems to be increasing at a faster rate than what we do know. And then there’s the difference between theory and practice (in theory, they should be the same; in practice, hahaha). One research paper will find that myosin (a protein in muscle) denatures in fish at 104°F / 40°C, while another reports 107°F / 41.7°C, and yet another at an entirely different temperature. Maybe it’s the type of fish that matters (lean versus fatty does make a difference), or maybe it’s just
that fish
. Biology does not confine itself to simple models, so when you’re trying to combine the various pieces of information into a uniform picture, some discrepancy is unavoidable.

On the Web

So much of cooking is about sharing, community, and discussion. Beyond this book, here are a few places to share your creations, comments, and questions.

Acknowledgments

I extend my thanks to my good friends Mark Lewis and Aaron Double. Mark suffered through the first versions of both the food and the chapters and provided invaluable feedback on both. Aaron spent too much time turning my chicken-scratch sketches into the charts and diagrams that appear throughout the book. (Aaron is an amazing industrial designer — see
http://www.docodesign.com
— and he can use Illustrator faster than I can use paper and pencil.) Barbara Vail and Matt Kiggins helped dig up research papers on everything from the aforementioned myosin proteins to average weight gains during the holidays (about 0.5 lbs — not much, but it turns out we don’t tend to lose it the following spring), while Quinn Norton fed me congee and helped in more ways than one with the interviews and text.

I’m extremely grateful to the many chefs, bloggers, researchers, and scientists who took time out of their often insanely busy schedules to speak with me. Their insights helped shape the way I think, and I hope the resulting interviews in the book are not just informative, but fun.

Thanks to all those who joined me for the weekly Book Club and Test Club dinners while working on the book, and, finally, thanks to Marlowe, Laurel, Brian, Edie, and the team at O’Reilly and the tech reviewers whose feedback has made this a better book. And of course, thanks to my parents for being so supportive and encouraging. I’ll try to not splatter duck fat on the ceiling next time I’m home.

I hope you have as much fun trying out the various ideas in this book as I did putting them together!

My first cookbook, circa 1984.

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Chapter 1. Hello, Kitchen!

WE GEEKS ARE FASCINATED BY HOW THINGS WORK, AND MOST OF US EAT, TOO.

The modern geek is more than just a refined version of the stereotypical movie geek from the ’80s. True, there’s a contemporary equivalent, who have swapped
Star Wars
posters, pocket protectors, and large glasses held together by tape for really,
really
smart phones, hipster glasses, and social websites running on virtual machines. The Internet has given the computer geek a new challenge. For most of us techies, the largest obstacle in building something great has changed from a technical to a social one. The question is no longer
can you build it
, but
will people want it
? We’re becoming a different kind of community, one that has to relate to a half a billion Facebook users, Twitterers, and lolcats. (I can has cheezburger? See
Simple Cheeseburger
.)

But what it means to be a geek today can also be broader. Overly intellectual. Obsessed with details. Going beyond the point where a mainstream user would stop, often to the bemusement of those who don’t “get it.” Physics geeks. Coffee geeks. Almost-anything geeks. A geek is anyone who dwells with some amount of obsession on why something works and how to make that something better. And it’s become a badge of honor to be a geek.

At our core, though, all of us geeks still share that same inner curiosity about the
hows
and
whys
with the pocket-protector crowd of yesteryear. This is where so many cookbooks fail us. Traditional cookbooks are all about the
what
, giving steps and quantities but offering little in the way of engineering-style guidance or ways of helping us think.

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