
Air Fryer Sourdough Discard Tandoori Spiced Cauliflower Crisps
A clever way to use sourdough discard: crispy, tangy-spiced cauliflower florets coated in a tandoori-yogurt batter and finished with a sourdough crumb crust. Air-fried until golden and crunchy, these Indian-inspired bites are quick, weeknight-friendly, and deeply flavored with garam masala, coriander, and warm spices.
- Prep
- 20 min
- Cook
- 18 min
- Wait
- 10 min
- Total
- 48 min
- Makes
- About 24 crisps (4 appetizer servings)
Steps
Before you start
- Have your sourdough discard at room temperature
- Preheat your air fryer to 380°F (193°C) for 5 minutes
- Pat cauliflower florets very dry with paper towels to ensure crispness
- Set up a small bowl of the yogurt mixture and a shallow dish of the sourdough crumb mixture for coating
Make the spice-yogurt coating
- In a small mixing bowl, whisk together the Greek yogurt, sourdough discard, garam masala, ground coriander, cumin, Kashmiri chili powder, turmeric, garlic powder, ground ginger, lemon juice, salt, and black pepper.
- Mix until fully smooth and homogeneous.
- The mixture should be thick and clinging, like a batter.
- Taste and adjust salt or spice to your preference.
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Ready when: Batter is smooth, thick, and evenly spiced
Tip: The sourdough discard adds tang and depth; don't skip it or dilute the yogurt with extra liquid.
Prepare the crumb coating
- In a shallow dish, combine the panko breadcrumbs with 1 tablespoon (15 ml) of neutral oil spray.
- Use a fork to break up any clumps so the panko is very light, airy, and fully coated with oil.
- This helps it crisp better in the air fryer.
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Ready when: Panko is lightly oiled and separated into individual crumbs
Tip: Don't use oil generously here; just enough to coat the crumbs prevents greasiness.
Coat the cauliflower
- Working with one floret at a time, dip it into the yogurt-spice mixture, coating all sides generously.
- Let excess drip off briefly, then roll in the oiled panko crumbs, pressing gently so they stick.
- Place the coated floret on a plate.
- Repeat until all cauliflower is coated.
- You should have about 24 florets.
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Ready when: All florets are fully coated in yogurt and crumbs
Tip: Pat cauliflower very dry before starting—moisture prevents the coating from sticking and the exterior from crisping.
Arrange in the air fryer
- Lightly spray the air fryer basket with oil.
- Arrange the coated cauliflower florets in a single layer, stem-side up, leaving a little space between each one (they should not touch).
- If needed, work in two batches.
- Spray the tops and sides of the florets lightly with the remaining oil spray.
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Ready when: Florets are arranged in a single layer and lightly oiled
Tip: Spacing matters: crowding the basket steams rather than crisps the coating.
Air-fry the crispsOven 380°F / 195°C
- Set the air fryer to 380°F (193°C).
- Air-fry for 15–18 minutes, shaking the basket gently at the 8-minute mark to ensure even crisping.
- The florets are done when the coating is deep golden brown and crispy, and the cauliflower is tender inside but not mushy.
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Ready when: Coating is deep golden and crispy; florets are fork-tender inside
Tip: If your air fryer runs hot, start checking at 12 minutes to avoid over-browning.
Cool and garnish
- Transfer the cooked florets to a serving platter.
- Let cool for 2–3 minutes to allow the coating to firm up.
- Scatter with fresh cilantro (if using) and a light sprinkle of fleur de sel or additional salt for finishing brightness.
- Serve warm or at room temperature.
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Ready when: Florets are cooled enough to handle and coating is set
Tip: Serve within 10 minutes of cooking for maximum crispness; if they soften, reheat in the air fryer at 350°F (175°C) for 3 minutes.
Good to know
Tips
- Sourdough discard (even mildly sour or room-temperature) brings a pleasant tang and helps the yogurt coating cling to the florets while adding subtle depth you won't get from yogurt alone.
- Kashmiri chili powder is milder and brighter than cayenne, giving these crisps an approachable warmth. If you prefer more heat, use regular chili powder or a pinch of cayenne.
- The panko-to-oil ratio is critical: too much oil makes the coating greasy, too little prevents crisping. Aim for that light, separated crumb texture.
- These are best enjoyed warm and crispy, within 10 minutes of cooking. If serving at a gathering, air-fry in batches and reheat the earlier batches in a 350°F (175°C) air fryer for 2–3 minutes just before plating.
Make ahead
You can coat the cauliflower up to 4 hours ahead and refrigerate on a parchment-lined tray. Air-fry straight from the fridge, adding 1–2 minutes to the cooking time. Do not freeze the coated florets, as the yogurt batter becomes watery upon thawing.
Storage & reheating
Store leftovers in an airtight container at room temperature for up to 2 hours. Refrigerate for up to 1 day in an airtight container; reheat in a 350°F (175°C) air fryer for 3–4 minutes to restore crispness. Do not freeze.
Substitutions
- plain Greek yogurt, full-fat → Plain yogurt or full-fat sour cream. Use the same amount. Full-fat versions yield a thicker coating; thin yogurt may need draining or will require more sourdough discard to balance.
- panko breadcrumbs → Crushed sourdough crackers or dried sourdough breadcrumbs. Use the same amount. This doubles down on the sourdough flavor and avoids any off-white appearance from panko.
- cauliflower florets, medium-sized → Broccoli florets or zucchini rounds. Use 1 pound (455 g) of either; cooking times remain the same. Zucchini may release moisture, so pat extra dry.
- Kashmiri chili powder or mild chili powder → Paprika (sweet or smoked) or additional garam masala. Paprika is milder and adds color without heat; use the same amount. Extra garam masala deepens the warm spice profile.
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- Meal
- Snack
- Cuisine
- Indian
- Main ingredient
- Cauliflower
- Method
- Air Fryer




