New Orleans, where the roux runs deep

There is an argument we like to make at our Nashville table, and it goes like this: New Orleans is the most delicious city in the United States, and it is not especially close. Other American cities cook well. New Orleans cooks like a place that has had three centuries and four cultures to figure out what it wants for dinner, and decided the answer is everything, with rice, slightly spicy, served late. It is the rare American city with a genuine cuisine of its own — not a collection of imported restaurants but a coherent, deeply rooted way of eating that could only have come from this swampy, sun-soaked, music-soaked bend in the Mississippi.

We drove down from Tennessee for a long weekend and ate ourselves into a kind of joyful surrender. Here is the city plate by plate: the difference between Creole and Cajun, the dishes you cannot leave without, and why a good roux is less a recipe than a meditation.

First, the roux — and the holy trinity

Almost everything good in Louisiana cooking begins the same way: with a roux, flour and fat stirred over heat until it turns the color the cook wants — blond for some dishes, peanut-butter for others, and for a dark gumbo, the color of an old penny, or even of chocolate. It takes patience and a strong arm and a willingness to stand at the stove stirring while everyone else is having fun. Then comes the holy trinity: onion, celery and green bell pepper, the Louisiana answer to the French mirepoix, sweated down until the kitchen smells like the entire state.

From that foundation rises gumbo, the dish that contains the whole city's history in a bowl. There is no single gumbo. There is a seafood gumbo bright with shrimp and crab and oysters; a chicken-and-andouille gumbo, dark and smoky; a Creole version thickened with okra (the word "gumbo" itself comes from a West African word for okra) and a Cajun one finished with filé, the ground sassafras the Choctaw people taught the settlers to use. Each spoonful is French technique, African ingredients, Spanish spice and Native knowledge, simmered into something wholly American and wholly its own.

You can taste the entire Atlantic world in a bowl of gumbo. That is not a metaphor. It is a recipe.

Creole vs Cajun: the distinction that matters

Visitors use the words interchangeably and locals wince. The short version: Creole is city food — New Orleans food — born in the kitchens of the old town from European, African and Caribbean roots, often richer, more refined, more likely to involve tomato and cream and the legacy of grand restaurants. Cajun is country food, from the Acadian descendants of French exiles who settled the bayous and prairies to the west; it is rustic, robust, built on one-pot cooking and whatever the land and water provided. Both are magnificent. In the city you will mostly eat Creole, with Cajun accents that arrived as the rural and urban kitchens borrowed from each other over generations.

Jazz brunch and the long Sunday

New Orleans invented, or at least perfected, the idea that breakfast should have a soundtrack and a cocktail. The jazz brunch — a grand institution at the old-line Creole restaurants — pairs eggs Sardou and turtle soup and Bananas Foster set aflame at the table with a live trio working through the standards. It is unhurried and slightly decadent and exactly right for a Sunday when you have nowhere to be. Order a Sazerac, the city's own cocktail of rye, sugar, bitters and a whisper of absinthe, and toast the fact that you live in a world where this is possible.

For something more raucous, find a neighborhood joint in the Tremé or the Marigny where the crawfish boil happens on weekends in season — usually late winter into spring. They'll dump a steaming mound of crawfish, corn, potatoes and sausage straight onto a newspaper-covered table, and you'll learn the local technique fast: pinch the tail, suck the head, do not be shy. It is messy and communal and one of the purest expressions of how this city likes to eat — together, with its hands, in no particular hurry.

Beyond the Quarter

The French Quarter is unmissable, but the city's best eating often happens just outside it. Cross into the Bywater and the Marigny for the new generation of cooks who are reinterpreting Creole tradition without disrespecting it. Take the streetcar up St. Charles to the Garden District for the grand old rooms where the white-tablecloth Creole canon — gumbo, soufflé potatoes, pompano — is still performed with pride. And ride out to a po-boy shop in Mid-City where there are no tourists, just a line of locals and a fryer that has been running since breakfast.

Why it stays with you

What makes New Orleans extraordinary is not any single dish, remarkable as the dishes are. It is the conviction, shared by everyone from the white-tablecloth chefs to the lady selling pralines on the corner, that eating well is not a luxury but a birthright — that a city can organize its entire identity around pleasure and music and the long table and be the richer for it. We drove home to Nashville full and a little wistful, with a cooler of andouille and a jar of filé and the firm intention to return for crawfish season.

The roux runs deep here, and so does everything it touches. New Orleans does not cook to impress you. It cooks because that is who it is, and it would be doing it whether you showed up or not. Show up anyway. Come hungry. Stay late. Laissez les bons temps rouler.