Lupin Free Lemon & Olive Oil White Sweet Potato Mash
White sweet potatoes have a creamier, more delicate flavor than their orange cousins, and mashing them with good olive oil and bright lemon turns them into something genuinely special. The garlic is bloomed in olive oil with turmeric and ginger before it ever meets the potatoes, which means every bite carries a warm, aromatic depth that plain butter-and-cream mash just can't compete with. Fresh lemon juice and zest cut through the richness at the end, keeping the whole dish feeling light and vibrant rather than heavy. It's a side dish that works just as well alongside a weeknight roast as it does on a holiday table. Because every ingredient here is a whole, recognizable food — potatoes, olive oil, garlic, spices, lemon — there's no need to scan labels or second-guess anything. Lupin flour and lupin-based thickeners sometimes sneak into processed sides and seasoning blends, so making this entirely from scratch is the cleanest, most satisfying route. Finish it with a drizzle of your best olive oil and a handful of fresh parsley, and it looks as good as it tastes.
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Learn more →Ingredients
4 servings
- 2 lb white sweet potatoes, peeled and cut into 1 ½-inch chunks
- 1 tsp fine sea salt, plus more for the cooking water
- 3 tbsp extra-virgin olive oil, plus more for drizzling
- 2 cloves garlic, minced
- ¼ tsp ground turmeric
- ¼ tsp ground ginger
- 2 tbsp fresh lemon juice (from about 1 lemon)
- 1 tsp lemon zest
- 2 tbsp fresh parsley, finely chopped (optional)
Instructions
- 1
Place the white sweet potato chunks in a large pot and cover with cold water by at least 1 inch. Add a generous pinch of salt. Bring to a boil over high heat, then reduce to a steady simmer and cook until the potatoes are completely tender and a fork slides through without resistance, 18–22 minutes.
- 2
While the potatoes cook, heat 1 tbsp of the olive oil in a small skillet over medium-low heat. Add the minced garlic and cook, stirring frequently, until softened and fragrant but not browned, about 1–2 minutes. Stir in the turmeric and ginger and cook for 30 seconds more, until the spices are fragrant. Remove from heat.
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