Tamarind Onion Chutney

Name: Tamarind Onion Chutney
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Yield: 8 servings
Cuisine: Indian
Ingredients: 1½ lb (680 g) red onions, thinly sliced into half-moons; 3 tbsp (45 g) tamarind paste (concentrate), spoon packed slightly, no seeds; 3 tbsp (35 g) jaggery or muscovado sugar, grated or crumbled finely; ¾ tsp (3½ g) cumin seeds, toasted and cooled; ½ tsp (1½ g) dried red chili or red chili powder, ground to fine powder; ½ tsp (3 g) fine sea salt; ½ tbsp (7½ g) fresh ginger-garlic paste, equal parts fresh ginger and garlic, minced and mashed together; 1 tbsp (15 ml) neutral oil (coconut or vegetable)

From the MyKitchenBank Kitchen

A tangy-sweet Indian chutney combining caramelized red onions with tamarind's distinctive sourness, rounded by jaggery's warmth and balanced with roasted cumin and chili heat. This complex condiment works as a dip for samosas and pakoras, a spread for dosa, or an accompaniment to rice and dal dishes. The long, slow cooking transforms the onions into a glossy, deeply flavored paste.

Prep: 15 min
Cook: 45 min
Wait: 20 min
Total: 1 hr 20 min
Makes: About 1 cup (240 ml)

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Steps

Before you start

Measure all ingredients and have them ready—the chutney cooks quickly once you begin simmering
Use a heavy-bottomed pan to prevent sticking and ensure even heat distribution
If your tamarind paste is very thick, warm it slightly with 2 tablespoons water to make it easier to blend

1
Toast the cumin
- Heat a small, dry skillet over medium heat.
- Add the cumin seeds and toast for 1–2 minutes, stirring occasionally, until fragrant and lightly darkened.
- Transfer to a plate to cool, then grind to a coarse powder in a spice grinder or mortar and pestle.
- Set aside.
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Ready when: Fragrant aroma and color slightly darker
Tip: Grind just before using so the cumin doesn't lose its essential oils—do not grind too far ahead
2
Start the onions
- Heat 1 tablespoon of oil in an 8-inch heavy-bottomed skillet over medium heat until shimmering.
- Add the sliced red onions all at once and stir well to coat.
- Reduce heat to medium-low and cook, stirring every 2–3 minutes, for 15–18 minutes.
- The onions should soften and turn golden-brown as their natural sugars caramelize.
- Do not rush this step or let them char.
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Ready when: Onions are soft, translucent, and deep golden-brown with no harsh white pieces visible
Tip: Keep the heat medium-low—too high and the onions burn on the edges before the center softens
3
Add ginger-garlic paste
- Stir in the ginger-garlic paste and cook for 1 minute, stirring constantly, until the raw edge softens and the mixture becomes fragrant.
- The raw bite will mellow as it heats through.
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Ready when: Fragrant and no harsh raw smell remains
4
Incorporate tamarind and jaggery
- Add the tamarind paste and grated jaggery to the pan.
- Stir well to distribute evenly, breaking up any clumps of jaggery.
- The mixture will look loose at first; this is normal.
- Cook uncovered, stirring every minute or so, for 8–10 minutes as the ingredients meld and liquid reduces.
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Ready when: Mixture is thick, glossy, and pulls away slightly from the sides of the pan when stirred
Tip: If the pan seems dry or is sticking, add 1–2 tablespoons water—the tamarind and jaggery should create liquid as they cook
5
Season and finish
- Remove the pan from heat.
- Stir in the ground cumin, red chili powder, and salt.
- Taste and adjust seasoning—add more salt if flat, more chili for heat, or more tamarind paste (stirred in) if you want more sourness.
- The chutney should be a glossy, thick paste with no liquid pooling on top.
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Ready when: Spoon dropped on a plate holds its shape without running
Tip: Taste before adding more chili—the heat builds as it cools, so restraint now prevents overpowering
6
Cool and store
- Let the chutney cool to room temperature in the pan, about 15–20 minutes.
- Transfer to clean glass jars, pressing gently so no air pockets remain.
- Once completely cool, cover and refrigerate.
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Ready when: No steam rising and chutney feels warm to the touch only
Tip: Chutney thickens further as it cools and sits overnight, so don't worry if it seems slightly loose at this stage

Good to know

Tips

If your chutney seems too thick after cooling, stir in water 1 teaspoon at a time until you reach the desired consistency—it should spoon easily but not run like a sauce.
For a smoother chutney, pulse the finished product in a food processor or blender for 3–5 seconds (some cooks prefer a coarser texture, so this is optional).
Toast spices fresh each time you make this: pre-ground spices lose volatile oils and flavor depth. A small spice grinder or mortar and pestle takes 2 minutes and transforms the result.
Tamarind paste varies in sourness by brand—Indian brands are often more sour than some mainstream versions. Start with 3 tablespoons and add more in the final seasoning step if needed.

Make ahead

This chutney actually improves after 1–2 days as flavors meld. Make it up to 1 week ahead and refrigerate covered.

Storage & reheating

Room temperature (up to 4 hours): covered; Refrigerator (up to 2 weeks): in airtight glass jars; Freezer (up to 3 months): in ice-cube trays or small containers, thaw at room temperature or in the refrigerator overnight. To reheat or soften: stir gently over low heat or microwave in 10-second bursts, stirring between each.

Substitutions

jaggery or muscovado sugar → Brown sugar or coconut sugar. Jaggery adds a mineral, molasses-like depth; brown sugar works well but lacks that subtle complexity. Use a 1:1 ratio by weight.
tamarind paste (concentrate) → Fresh lime juice (2 tablespoons) + 1 tablespoon amchur (dried mango powder). You'll lose tamarind's specific funk, but the combination delivers tanginess and a fruity note. Reduce other liquid if the mixture becomes too wet.
dried red chili or red chili powder → Cayenne pepper or fresh green chili powder. Cayenne is slightly more peppery; fresh green chili powder is milder and fresher-tasting. Adjust to taste in the final step.
cumin seeds → Fennel seeds (toasted and ground) or a pinch of asafoetida (hing). Fennel adds anise-like sweetness; asafoetida adds savory depth. Use half the amount of asafoetida.