KFC Spicy Mayo Copycat Recipe
This KFC spicy mayo recipe gives you the creamy, slightly tangy, heat-forward sauce that shows up on the Zinger burger and a handful of other KFC menu items. It comes together in about 5 minutes with pantry staples, so you can have it ready before your chicken is even done cooking.
It keeps in the fridge for a week and goes on just about anything fried or grilled.
Why I Love This Recipe
The heat here is rounded rather than sharp. The hot sauce and cayenne bring warmth, but the mayo base softens it so you get a slow build instead of a punch.
This is the version I keep coming back to because the garlic powder and the small hit of apple cider vinegar keep the sauce from tasting flat. Fat needs acid, and that tiny amount does real work.
It takes one bowl and a spoon. There is no reason to buy a bottled version.
Recipe Ingredients
- ½ cup mayonnaise – Full-fat gives the richest base; light mayo works but thins the sauce slightly
- 1 tbsp sriracha – The main source of heat and a little sweetness; any Louisiana-style hot sauce works if you want sharper heat
- 1 tsp Frank’s RedHot sauce – Adds a vinegary backbone that sriracha alone does not provide
- ½ tsp cayenne pepper – Boosts dry heat; reduce to ¼ tsp if you want it mild
- ½ tsp smoked paprika – Gives the sauce a faint smokiness and a warm orange color
- ½ tsp garlic powder – Rounds out the savory note; fresh garlic is too sharp here
- ½ tsp onion powder – Adds depth without being identifiable
- 1 tsp apple cider vinegar – Balances the fat and keeps the flavor bright
- ¼ tsp sugar – Takes the edge off the acidity; honey is a fine swap
- Salt to taste – Start with a small pinch; the hot sauces are already salty
Variations / Substitutions
- Swap sriracha for gochujang – The sauce gets deeper, slightly fermented heat with a little more sweetness; start with 2 tsp since gochujang is thicker.
- Use vegan mayo – The texture and flavor are very close to the original; the sauce is fully plant-based with this swap.
- Add 1 tsp lime juice instead of apple cider vinegar – You get a brighter, more citrusy finish that works especially well on fish or shrimp.
- Double the cayenne and add a pinch of chipotle powder – The sauce goes smokier and hotter, closer to a spicy chipotle aioli than a fast-food condiment.
- Swap sugar for honey – The sauce picks up a mild floral sweetness that pairs nicely with fried chicken.
- Stir in 1 tsp Dijon mustard – Adds a sharp, tangy edge and a little emulsification; useful if you are thinning the sauce to use as a dressing.
If you are making this to go on a homemade chicken burger, the KFC Zinger Burger Copycat Recipe is worth having open at the same time.
How To Make KFC Spicy Mayo
Step 1: Whisk the Sauce
Add the ½ cup mayonnaise, 1 tbsp sriracha, 1 tsp Frank’s RedHot sauce, ½ tsp cayenne pepper, ½ tsp smoked paprika, ½ tsp garlic powder, ½ tsp onion powder, 1 tsp apple cider vinegar, and ¼ tsp sugar to a small bowl. Whisk everything together for about 30 seconds until the color is fully uniform and no streaks of plain mayo remain.
Taste the sauce now before adding any salt. The hot sauces bring a fair amount of sodium on their own, so you may need only a very small pinch, or none at all.
Step 2: Rest and Serve the Sauce
Let the sauce sit at room temperature for at least 5 minutes before using it. That short rest lets the garlic powder and cayenne bloom into the mayo rather than sitting on top of it, and the flavor noticeably rounds out.
Transfer to a small serving bowl or squeeze bottle and use immediately, or cover and refrigerate until needed. Served right from the fridge, it thickens slightly, which makes it easier to spread on a bun.
Recipe Tips
- Whisk, don’t stir. A fork or whisk incorporates everything faster and breaks up any clumps of dry spice in about 30 seconds. Stirring with a spoon can leave pockets of cayenne.
- Taste for heat before adding salt. Both hot sauces are sodium-heavy. Add your pinch of salt only after tasting the finished mix, not before.
- The sauce is thicker cold. If you are using it as a dipping sauce, serve it at room temperature. If you are spreading it on a sandwich, straight from the fridge is actually better.
- Make a double batch. It keeps well and the flavor improves after a night in the fridge, so there is no reason to make a small amount if you are cooking for more than two people.
This sauce works on pretty much any thickness of application, but if you are scaling it up for a crowd, here is a quick reference:
| Batch Size | Mayonnaise | Sriracha | Cayenne |
|---|---|---|---|
| Single (serves 4) | ½ cup | 1 tbsp | ½ tsp |
| Double (serves 8) | 1 cup | 2 tbsp | 1 tsp |
| Triple (serves 12) | 1½ cups | 3 tbsp | 1½ tsp |
How To Store
- Refrigerate – Transfer to an airtight jar or container and keep it in the fridge for up to 7 days. Give it a quick stir before each use as the ingredients can separate slightly.
Frequently Asked Questions
Can I make this sauce ahead of time?
Yes, and it actually tastes better after a few hours in the fridge. The spices have more time to work into the mayo, so the flavor is more cohesive the next day.
How spicy is this compared to the real KFC sauce?
It sits at a medium heat level. If you have eaten a KFC Zinger burger and found it comfortably spicy rather than intense, this recipe lands in a similar spot.
Can I use this as a salad dressing?
Yes, thin it with 1 to 2 tsp of warm water or extra apple cider vinegar and whisk until it pours easily. It works well over a crunchy slaw or a simple iceberg salad.
What if the sauce tastes too acidic?
Add a small extra pinch of sugar, about ⅛ tsp, and stir it in. That is usually enough to bring the balance back without making the sauce sweet.
Ingredients
Method
- Add the mayonnaise, sriracha, Frank’s RedHot sauce, cayenne, smoked paprika, garlic powder, onion powder, apple cider vinegar, and sugar to a small bowl and whisk for 30 seconds until fully combined and streak-free.
- Taste and add a small pinch of salt if needed, then let the sauce rest for 5 minutes at room temperature before transferring to a serving bowl or squeeze bottle.
