Thai Basil Air Fryer Salt
A vibrant, aromatic finishing salt infused with the licorice-like essence of Thai basil, fresh garlic, and lime zest. Toasted briefly in the air fryer to release essential oils and deepen flavors, this seasoned salt is perfect for brightening grilled fish, roasted vegetables, poached chicken, or fresh fruit. The quick air-fryer method prevents the delicate basil from scorching while allowing the garlic to golden slightly. Use it as a final flourish on any dish that would benefit from complexity and the distinctive herbal warmth of Southeast Asian cuisine.
- Prep
- 15 min
- Cook
- 8 min
- Wait
- 15 min
- Total
- 38 min
- Makes
- About 1/2 cup (120 ml)
Steps
Before you start
- Preheat your air fryer to 300°F (150°C) for 3 minutes
- Use a microplane or fine grater for lime zest—avoid the white pith
- Have a small bowl ready for cooling the finished salt
Prepare ingredients
- Grate the lime zest finely using a microplane, working over a bowl to catch the oils.
- Slice or mince the garlic cloves into thin pieces (about 1/8 inch / 3 mm).
- Loosely crush the dried Thai basil with your fingers to break up any clumps but leave some texture—you don't want a fine powder.
- Place the sea salt in a small bowl.
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Tip: Don't use waxed limes for zest—unwaxed or organic limes have edible skin. If unavailable, wash conventional limes in hot water and dry well before zesting.
Toast garlic in air fryerOven 300°F / 150°C
- Spread the sliced garlic evenly in the air fryer basket (or on a small tray if your air fryer has one).
- Air fry at 300°F (150°C) for 4–5 minutes, shaking the basket halfway through, until the garlic is light golden and fragrant but not brown.
- This step releases the garlic's essential oils without burning.
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Ready when: Garlic is light golden and fragrant, with just a hint of color at the edges
Tip: Watch carefully—garlic burns quickly at higher temperatures. If it starts to darken, remove immediately.
Add basil and zest, finish toastingOven 300°F / 150°C
- Remove the air fryer basket and add the crushed dried Thai basil and lime zest to the toasted garlic.
- Stir gently with a small spoon to combine.
- Return to the air fryer at 300°F (150°C) for 2–3 minutes more, until the basil is warm and the whole mixture is fragrant.
- Do not allow the basil to brown—it should remain green.
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Ready when: Basil is warm and fragrant, still green, and the mixture smells bright and herbal
Tip: Keep the temperature low so the lime zest doesn't dry out harshly. The goal is to warm and blend aromatics, not to dehydrate.
Combine with salt and pepper
- Remove the basket from the air fryer and pour the warm garlic, basil, and lime mixture into the bowl with the sea salt.
- Add the ground white pepper.
- Stir thoroughly with a spoon, breaking up any clumps of garlic or basil, until the salt is evenly coated and all ingredients are well distributed.
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Ready when: All ingredients are evenly dispersed throughout the salt with no visible clumps
Tip: Work quickly while the mixture is still warm so the salt absorbs the flavors fully. If garlic or basil clumps form, break them apart with the back of the spoon.
Cool and store
- Spread the finished salt on a small plate or shallow dish and let it cool to room temperature, about 15 minutes.
- This allows the flavors to set and any remaining moisture to evaporate.
- Once cool, transfer to an airtight jar or container.
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Ready when: Salt is completely cool to the touch and has no warmth
Tip: Ensure the salt is fully cool before sealing—any residual heat can trap steam and cause clumping during storage.
Good to know
Tips
- Use dried Thai basil (horapha khaeng) from an Asian market if possible—it is more fragrant than generic dried basil. Look for it in the spice aisle.
- This salt is best used as a finishing touch within a few hours of making it, when the aroma is brightest. Sprinkle it on grilled fish, roasted shrimp, fresh mango, or ceviche for a flavor pop.
- Air fryer temperature control is key. If your air fryer runs hot, you may need to lower the temperature to 275°F (135°C) or use slightly shorter cook times to prevent the delicate ingredients from browning.
- For a coarser, more textural salt, use fleur de sel or a larger-grain sea salt. For a finer, more uniform blend, pulse the cooled salt gently in a food processor, then re-seal immediately to preserve aroma.
Make ahead
You can make this salt up to 2 weeks ahead. Prepare and store it in an airtight jar in a cool, dry place. The flavors actually deepen slightly over the first few days as the ingredients continue to marry.
Storage & reheating
Room temperature (best): Up to 2 weeks in an airtight container away from light and heat. Refrigerator: Not necessary, but if humidity is very high in your kitchen, store in the fridge (up to 3 weeks). Freezer: Not recommended. To revive salt that has absorbed ambient moisture, spread it on a plate in a 200°F (93°C) oven for 5 minutes, then cool and re-seal.
Substitutions
- dried Thai basil → dried sweet basil or dried anise hyssop. Thai basil has a unique anise-licorice note that these don't fully replicate, but either will give you a pleasant herbal salt. Use the same amount (3 tbsp / 9 g).
- lime zest, fresh → lemon zest. Lemon is less floral and more acidic than lime, shifting the flavor profile. Use the same amount (1.5 tbsp / 8 g), but the finished salt will taste slightly more vegetal and less tropical.
- white pepper, ground → black pepper, finely ground. Black pepper adds earthiness and more visible speckle; white pepper is milder and invisible. Use the same amount (0.5 tsp / 1.5 g) but expect a bolder pepper bite.
- sea salt, fine-grain → kosher salt or fleur de sel. Kosher salt works well and is more affordable; fleur de sel is more expensive but has a delicate crystalline texture. Adjust amount slightly if using a different grain size (kosher is coarser, so you may need slightly less by volume).
