Spiced Spinach Soup: A Comforting, Easy-to-Digest Recipe

This spiced spinach soup joins the series of spiced soups already published on the site, on the model of our spiced Jerusalem artichoke soup already online. As detailed in our article spinach in Ayurveda, this leafy vegetable has an astringent taste and a light, dry nature: a cooling profile for Pitta and Kapha, but one that needs cooking and a little fat to properly suit Vata.

Another good reason to prepare it cooked rather than raw in large amounts: cooking reduces some of the oxalates naturally present in spinach, a useful point for anyone with a history of kidney stones.

Why does cooking spinach reduce its oxalates?

A study by Chai and Liebman, published in 2005 in the Journal of Agricultural and Food Chemistry (vol. 53, pp. 3027-3030), compared several cooking methods for their effect on the oxalate content of common vegetables, including spinach (see the study on Google Scholar). The authors found that boiling in water cut total oxalate content by 30 to 87% depending on the vegetable, with most of the drop corresponding to the amount of oxalates that leached into the cooking water. This study measures oxalate content in the cooked vegetable, not a direct clinical effect in patients who form kidney stones — but it still documents a concrete mechanism that supports discarding the cooking water rather than using it as stock in this recipe.

The spiced spinach soup recipe

A vividly green, smooth, gently spiced soup, where cumin and fresh ginger balance out spinach's astringent, drying nature. A potato adds creaminess without needing any cream, and a swirl of ghee at the end of cooking further softens the texture for Vata profiles.

Which spinach to choose for this soup?

Fresh spinach with firm, deep green leaves works better than spinach that's already wilted or yellowing. Frozen leaf spinach is a perfectly acceptable alternative out of season — thaw it before cooking rather than adding it frozen straight into the hot stock.

How to make it, step by step

1. Wash the fresh spinach thoroughly, peel and cut the potato into small cubes.
2. Heat the ghee in a saucepan, add the cumin seeds and grated fresh ginger, let sizzle gently for a few seconds.
3. Add the potato, cover with hot stock and simmer for 15 minutes.
4. Add the spinach and continue cooking for 5 to 7 minutes until fully wilted.
5. Blend until smooth and velvety, adjust the seasoning.
6. Serve with a swirl of plant cream or a squeeze of lemon juice, and a twist of black pepper.

Precautions and who it suits

• Vata profile: favor this cooked soup over a raw smoothie-style version, and don't skimp on the ghee at the end of cooking;
• Pitta profile: a particularly good fit thanks to spinach's cooling effect; keep the cumin moderate;
• Kapha profile: use more ginger and a splash of oil rather than ghee, to keep it light.

As noted in our article spinach in Ayurveda, people with a history of calcium-oxalate kidney stones do well to favor cooked spinach, as in this recipe, over large amounts eaten raw. This dish remains an everyday food, not a remedy: our safety and precautions guide details the general precautions.

Variations

For a heartier version, add a handful of cooked red lentils before blending. A pinch of freshly grated nutmeg pairs naturally with spinach and ginger. For an even more digestive touch, add a pinch of asafoetida with the cumin at the start of cooking.

What to serve with this spinach soup?

This soup makes a light evening meal on its own, alongside a slice of grilled whole-grain bread or a few buckwheat crackers. It also pairs well before a grain-and-legume dish, in keeping with a balanced Ayurvedic plate.