Classic Southern Buttermilk Biscuits with Coffee-Sriracha Mayonnaise

Classic Southern Buttermilk Biscuits with Coffee-Sriracha Mayonnaise

Flaky, buttery Southern-style biscuits with towering layers, paired with an intensely savory, sweet, and spicy mayonnaise infused with instant coffee and Sriracha for an unexpected umami kick.

40mIntermediate8 biscuits
Remix

Equipment

Baking sheet
Parchment paper
Small mixing bowl
Large mixing bowl
Whisk
Box grater
Fork
Biscuit cutter
Pastry brush

Ingredients

8 servings

Coffee-Sriracha Mayonnaise

  • 3 g instant coffee granules
  • 5 ml hot water
  • 100 g mayonnaise
  • 15 g sriracha sauce
  • 5 g maple syrup

Biscuits

  • 300 g all-purpose flour
  • 15 g baking powder
  • 4 g kosher salt
  • 2 g baking soda
  • 115 g unsalted butter, frozen solid
  • 180 ml buttermilk, ice cold
  • 30 g unsalted butter, melted, for finishing

Nutrition (per serving)

Nutrition is estimated per serving. Nutrients without complete source data are omitted.

366
Calories
5g
Protein
31g
Carbohydrates
25g
Fat
1g
Fiber
2g
Sugar
617mg
Sodium
Full nutrition
Calories
366 kcal
Protein
5 g
Carbohydrates
31 g
Fat
25 g
Fiber
1 g
Sugar
2 g
Sodium
617 mg
Saturated Fat
11 g
Trans Fat
0 g
Monounsaturated Fat
6 g
Polyunsaturated Fat
6 g
Cholesterol
45 mg
Potassium
102 mg
Calcium
149 mg
Iron
0.7 mg
Magnesium
13 mg
Phosphorus
111 mg
Zinc
0.4 mg
Vitamin A
132 mcg
Vitamin C
1 mg
Vitamin D
0.0 mcg
Vitamin E
0.9 mg
Vitamin K
22 mcg
Vitamin B6
0.0 mg
Vitamin B12
0.1 mcg
Thiamin
0.05 mg
Riboflavin
0.06 mg
Niacin
0.6 mg
Folate
12 mcg
Water
31 g
Caffeine
12 mg

Sources: Aggregated Public Data, USDA FoodData Central

Method

01

Preheat your oven to 220 C (425 F). Line a baking sheet with parchment paper.

02

In a small mixing bowl, dissolve the instant coffee granules in the hot water. Add the mayonnaise, sriracha sauce, and maple syrup. Whisk until completely smooth. Cover and refrigerate until needed.

3m
03

In a large mixing bowl, thoroughly whisk together the all-purpose flour, baking powder, kosher salt, and baking soda.

1m
04

Using a box grater, grate the frozen unsalted butter directly into the flour mixture. Toss the grated butter gently with your fingers to ensure all pieces are coated in flour and not clumping together.

3m
05

Make a well in the center of the flour and butter mixture. Pour in the ice-cold buttermilk. Using a fork, stir gently just until a shaggy dough begins to form. Do not overmix.

2mLook for: Dough looks shaggy and slightly dry in spots
06

Turn the dough out onto a lightly floured surface. Gently pat it into a rough rectangle, then fold it in half over itself. Rotate the dough 90 degrees, pat it out again, and fold. Repeat this lamination process 3 more times to build flaky layers.

4m
07

Pat the folded dough out to an even 2.5 cm (1 inch) thickness. Using a floured biscuit cutter, press straight down into the dough without twisting. Pull straight up to release. Gather the scraps gently, pat out once more, and cut the remaining biscuits.

3m
08

Place the biscuits on the prepared baking sheet so their edges are lightly touching. Bake at 220 C (425 F) for 12 to 15 minutes, or until the tops are golden brown and the biscuits have risen significantly.

15mLook for: Deep golden brown tops and tall, clearly defined flaky layers on the sides
09

Remove the biscuits from the oven and immediately use a pastry brush to coat the tops with the melted butter. Serve warm with the chilled coffee-sriracha mayonnaise.

Chef's Notes

  • Grating frozen butter is the ultimate cheat code for flawless biscuits. It creates the perfect size of butter shards for steam generation during baking, creating incredibly flaky layers without the hassle of cutting butter in with a pastry blender.
  • Never twist the biscuit cutter. Twisting seals the edges of the dough, locking the layers together and severely limiting how high the biscuits can rise.
  • Placing the biscuits on the baking sheet so their sides are gently touching forces them to rise upward rather than spreading outward, resulting in taller, fluffier biscuits.
  • The instant coffee in the mayonnaise brings a deep, earthy roasted note that bridges the gap between the buttery richness of the biscuit and the sharp, acidic heat of the Sriracha.

Storage

Refrigerator: 5 daysStore the mayonnaise in an airtight container in the refrigerator. Store biscuits separately at room temperature for up to 2 days, or refrigerate to extend shelf life.

Freezer: 3 monthsFreeze unbaked biscuits on a baking sheet, then transfer to a bag. Bake from frozen, adding 3 to 5 minutes to the baking time.

Reheating: Reheat baked biscuits in a 175 C (350 F) oven for 5 to 7 minutes until warm and crisp.

Troubleshooting

Biscuits did not rise

Cause: Twisting the biscuit cutter sealed the edges, or the butter and buttermilk were not cold enough.

Fix: Cannot be fixed

Prevention: Press the cutter straight down and pull straight up. Keep dairy ingredients strictly chilled or frozen until the exact moment of use.

Tough, heavy biscuits

Cause: Overworking and kneading the dough, which develops too much gluten.

Fix: Cannot be fixed

Prevention: Handle the dough as little and as gently as possible, mixing only until just combined.

Mayonnaise is too bitter or overpowering

Cause: Incorrect ratio of coffee or failure to balance with maple syrup.

Fix: Add an extra 15g to 30g of plain mayonnaise and an extra drop of maple syrup to dilute the flavor.

Prevention: Measure the instant coffee precisely and taste the mayonnaise as you mix.

Cultural Context

Southern buttermilk biscuits are a cornerstone of American culinary history, relying on the chemical reaction between acidic buttermilk and alkaline leavening agents to achieve their legendary height and tenderness. Pairing this deeply traditional comfort staple with a boldly modern, Asian-American inspired coffee-Sriracha mayonnaise creates a fusion dish that honors the structural perfection of the classic biscuit while aggressively updating its flavor profile.

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