Oats Free Vegan Bengali Aloo Posto
This classic Bengali potato dish is deeply comforting — tender Yukon Gold cubes coated in a thick, fragrant paste made from soaked and ground white poppy seeds, with heat from green chilies and a backbone of pungent mustard oil. The flavor is earthy, subtly nutty, and quietly bold in a way that feels unlike anything else in a weeknight rotation. Every single ingredient here is naturally free from oats and oat derivatives, so there's no label-scanning or substitution anxiety to deal with — just honest, traditional cooking. The technique of smoking the mustard oil before adding nigella seeds and dried red chili builds a deeply aromatic base that makes the whole dish sing. Coating the potatoes in that dense posto paste and letting everything braise low and slow until the sauce clings and thickens is the kind of step that turns simple ingredients into something genuinely special. A final drizzle of raw mustard oil right before serving adds a sharp, peppery lift that ties it all together. Serve it over steamed rice and let it do exactly what it's been doing in Bengali kitchens for generations.
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Learn more →Ingredients
4 servings
For the posto paste
- ½ cup white poppy seeds (posto)
- 2 green chilies, roughly chopped
- ¼ tsp salt
- 3 tbsp water, plus more as needed
For the aloo
- 1.5 lb (about 4 medium) yukon gold potatoes, peeled and cut into ¾-inch cubes
- 3 tbsp mustard oil
- ½ tsp nigella seeds (kalonji)
- 1 dried red chili
- ½ tsp turmeric
- ¾ tsp salt, or to taste
- ¼ cup water
- 1 tsp raw mustard oil, for finishing
For serving
- 1 green chili, slit lengthwise (optional)
Instructions
- 1
Place the white poppy seeds in a small bowl, cover with cold water, and soak for 30 minutes. Drain well.
- 2
Transfer the drained poppy seeds to a spice grinder or blender along with the 2 roughly chopped green chilies, 1/4 tsp salt, and 3 tbsp water. Grind to a smooth, thick paste, scraping down the sides as needed and adding water 1 tsp at a time only if the blades stall. The paste should be dense and opaque, not watery.
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