The Alabama White Sauce
Chapter 1 — Rubs, Sauces & Mops: The Foundational Layer
In the taxonomy of American barbecue, Texas owns the brisket and Carolina claims the whole hog, but pull up to a joint in Decatur, Alabama, and you’ll find the quiet, reigning champion of smoked poultry. Invented in 1925 by Big Bob Gibson to keep his hickory-smoked chickens from drying out over a three-hour fire, this sharp, peppery emulsion of vinegar and mayonnaise is built for a singular purpose. You don't glaze with it; you baptize the hot, smoke-rendered bird in it, driving the acid deep into the meat while leaving a moisture-locking barrier of seasoned fat.
Before you start
Whisk all ingredients together until perfectly smooth.
In a large bowl, combine the mayonnaise, vinegar, apple juice, horseradish, black pepper, lemon juice, salt, and cayenne. Whisk aggressively until the liquids have fully integrated and the consistency resembles a thin buttermilk.
Transfer the sauce to an airtight jar and refrigerate for a minimum of two hours.
This resting period is entirely non-negotiable. It allows the harsh bite of the vinegar to mellow and the horseradish and coarse pepper to properly permeate the fat.
Ingredients
- mayonnaise2 cup
- distilled white vinegar1 cup
- apple juice1/2 cup
- prepared horseradish2 tsp
- black pepper2 tsp
- lemon juice2 tsp
- kosher salt1 tsp
- cayenne pepper1/2 tsp
Method
- 01
Fire up the smoker with applewood to maintain a steady temperature between 325 and 350 degrees.
For poultry, leave the heavy post oak to the Texans and use applewood for a sweet, mild smoke. If using a charcoal kettle, arrange an unlit briquette snake. For an indoor workaround, set your oven to 300 degrees, drop a foil smoke bomb of dry applewood chips on the floor, and sneak a quarter teaspoon of liquid smoke into your white sauce.
- 02
Smoke the spatchcocked bird naked.
Season a butterflied whole chicken with salt and pepper and lay it flat opposite the heat source. There is no evaporative stall to beat here, so under no circumstances should you wrap it in foil or butcher paper.
- 03
Pull the chicken when the thickest part of the thigh reads exactly 180 degrees.
Unlike tough brisket, tender chicken demands a faster cook and a precise pull. When the dark meat hits 180 degrees, the connective tissues have melted away and it is time to get it off the fire.
- 04
Baptize the screaming hot bird in the chilled white sauce.
Immediately plunge the entire chicken completely into a deep bowl filled with the sauce. Submerge it entirely to lock in the natural juices and coat the rendered skin.
- 05
Rest the chicken for fifteen minutes before slicing.
Let the excess liquid drip off and rest the bird on a board. The residual heat will slightly cook the mayonnaise, turning it into a translucent, savory glaze before you cleanly quarter it between the breast and the thigh to serve.
Notes
Source a high-quality, real mayonnaise.
A true Southern purist reaches for Duke's due to its higher yolk count and lack of added sugar. Avoid sweetened variations like Miracle Whip at all costs, as they will completely destroy the acidic balance of the sauce.
Use vinegar-preserved horseradish.
Make sure you are using prepared grated horseradish from a jar, not a heavy horseradish cream sauce.
From Cook BBQ at Home.