Carrageenan Free Lemon & Olive Oil Root Vegetable Mash
Creamy, golden, and brightened with fresh lemon, this root vegetable mash is the kind of side dish that quietly steals the show at the dinner table. Parsnips, sweet potato, and turnips are simmered together until completely tender, then mashed with warm olive oil infused with turmeric and ginger — the result is silky, fragrant, and deeply satisfying. Carrageenan is a common additive in dairy-based products like cream and butter, so swapping those out entirely for extra-virgin olive oil isn't just a workaround — it genuinely makes this mash taste brighter and more vibrant. The lemon juice and zest cut through the richness of the oil and bring all those earthy root vegetables into sharp, delicious focus. Letting the vegetables steam dry before mashing is a smart little trick that keeps the texture luxuriously smooth rather than watery. A final drizzle of olive oil and a scatter of fresh parsley make it look as good as it tastes. This one works beautifully alongside roasted meats or as a hearty vegetarian centerpiece on its own.
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Learn more →Ingredients
4 servings
- 2 medium parsnips (about 12 oz total), peeled and cut into 1-inch chunks
- 1 medium sweet potato (about 10 oz), peeled and cut into 1-inch chunks
- 2 medium turnips (about 10 oz total), peeled and cut into 1-inch chunks
- 1 tsp fine sea salt, plus more to taste
- 3 tbsp extra-virgin olive oil, plus more for drizzling
- 2 tbsp fresh lemon juice (from about 1 lemon)
- 1 tsp lemon zest
- ¼ tsp ground turmeric
- ¼ tsp ground ginger
- 2 cloves garlic, peeled and smashed
- 2 tbsp fresh flat-leaf parsley, finely chopped (optional)
Instructions
- 1
Place the parsnips, sweet potato, turnips, and smashed garlic cloves in a large pot. Cover with cold water by at least 1 inch and add 1 tsp fine sea salt. Bring to a boil over high heat, then reduce to a steady simmer and cook until all the vegetables are completely tender and a fork slides through without resistance, about 20–22 minutes.
- 2
Drain the vegetables through a colander, then return them to the warm pot. Let them sit uncovered for 1–2 minutes so residual steam can escape — this prevents a watery mash.
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