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Two Elevated Takes on Classic Mashed Potatoes: Creamy Celeriac & Nanie’s Sour Cream Potatoes
Mashed potatoes are the ultimate comfort food—warm, creamy, and endlessly adaptable. In this post, we’re sharing two distinct takes on a classic, each with its own personality and purpose at the table.
Creamy Celeriac Mashed Potatoes offer a refined, subtly nutty twist, blending Yukon Gold potatoes with earthy celery root for a lighter, more aromatic mash. Nanie’s Sour Cream Potatoes, on the other hand, are rich, tangy, and deeply nostalgic, a Stone family favorite passed down through generations.
Whether you’re craving something elegant and quietly sophisticated or leaning into cozy, indulgent comfort, these two mashed potato styles give you options without ever straying from whole food cooking.
Natural Chef Tips for Exceptional Mashed Potatoes
Great mashed potatoes come down to texture, seasoning, and restraint.
Starting vegetables in cold, generously salted water ensures even cooking from the inside out. For the celeriac mash, cutting the celery root into uniform matchsticks helps it cook at the same rate as the potatoes, preventing lumps. For a sweet potato version, pre-bake the sweet potatoes first to concentrate the flavor, then continue on with instructions that describe returning the potatoes to the pot.
Always reserve some of the cooking liquid it’s seasoned, starchy, and far superior to plain milk for adjusting consistency. And when mashing, stop as soon as the potatoes are smooth. Overworking releases excess starch and leads to a gluey texture.
Nutrition Highlights: Comfort with Purpose
Both mashed potato styles offer more than comfort alone. Potatoes provide potassium, vitamin C, and slow-digesting carbohydrates that support steady energy, while celeriac adds fiber and aromatic complexity with fewer starches. Grass-fed butter and cultured sour cream enhance flavor while supporting absorption of fat-soluble nutrients. Together, these dishes prove that classic comfort food can be both deeply satisfying and thoughtfully nourishing.
The Story Behind These Mashed Potatoes
Mashed potatoes show up on tables for celebrations, holidays, and ordinary nights alike, but how they’re made often tells a story.
The celeriac version reflects a love of refinement and technique, elevating a familiar dish through thoughtful ingredient pairing. Nanie’s Sour Cream Potatoes, meanwhile, carry family history that is passed down, cooked often, and never saved just for special occasions.
Together, they represent two sides of the same comfort-food coin: elegant and nostalgic, modern and timeless.
How to Choose Between These Two Mashed Potato Styles
Both of these mashed potato recipes shine, but they serve slightly different roles at the table.
Creamy Celeriac Mashed Potatoes are ideal when you want something a bit lighter and more refined. Their subtle earthiness pairs beautifully with roasted meats, elegant mains, or holiday tables where balance matters. They feel elevated without being fussy and are especially well suited for dinners where the potatoes shouldn’t overpower the main dish.
Nanie’s Sour Cream Potatoes are comfort-forward and nostalgic. Rich, tangy, and deeply satisfying, they’re perfect for family-style meals, potlucks, and gatherings where seconds (and thirds) are expected. If the goal is warmth, familiarity, and indulgence, this is the mash that delivers every time.
Choosing between them isn’t about better or worse, it’s about mood, menu, and the kind of comfort you’re craving.
Serving Pairings: From Steakhouse Classics to Family Tables
These mashed potatoes are incredibly versatile and pair well with a wide range of mains.
Serve either version alongside a perfectly seared steak, roasted chicken, or slow-cooked beef for a classic steakhouse-style meal. The celeriac mash complements richer proteins especially well, while the sour cream version stands up beautifully to bold, savory dishes.
For more casual meals, spoon the potatoes next to sautéed greens, roasted vegetables, or even a simple pan sauce. Both versions also work wonderfully as part of a holiday spread, where they anchor the table with warmth and familiarity while leaving room for seasonal sides.
Mashed Potato Variations & Substitutions
- Extra Creamy: Add warm cream or milk instead of cooking liquid.
- Garlic-Forward: Roast the garlic before adding.
- Dairy-Free: Use olive oil and reserved cooking liquid in place of butter.
- Herbed Finish: Stir in chives, parsley, or thyme before serving.
- Sweet Potato Substitution: Don’t boil, but rather, use pre-roasted sweet potato and mash by hand or use a ricer.
Storage & Make Ahead Tips for Mashed Potatoes
- Store leftovers in an airtight container for up to 3 days.
- Reheat gently with a splash of cream, milk, or cooking liquid.
- Sour cream potatoes hold especially well for make-ahead meals.
More Classic Comfort Sides You’ll Love
If mashed potatoes are your comfort-food love language, you may also enjoy:
- A steakhouse-style vegetable side done the wholefood way
- A rich, cozy potato dish perfect for holidays
- A simple stovetop pairing for hearty mains
- Another family-favorite classic, updated gently
Mashed Potatoes Two Ways
Equipment
- Small saucepan or glass bowl
- Wooden spoon or potato masher or large fork
Ingredients
Creamy Celeriac Mashed Potatoes
- 8 cups cold filtered water
- 1 medium celeriac about 1 lb
- 6 medium Yukon Gold or russet potatoes about 1 1/2 lb
- 4 garlic cloves peeled
- 2 tbsp mineral salt
- 1 bay leaf
- 5 tbsp grass-fed butter melted
- 1/2 tsp freshly grated nutmeg
- Large pinch cayenne pepper
Optional Garnish
- Fresh chives or mustard frills
- seasoned salt
- drizzle of high-phenolic olive oil
Nanie’s Sour Cream Potatoes
- 8 organic medium red potatoes about 3 lb, scrubbed
- 1 tbsp mineral salt
- 5 tbsp grass-fed butter melted
- 2/3 cup cultured sour cream
- 1 tbsp seasoned salt
- Fresh chives finely chopped (optional)
Instructions
Creamy Celeriac Mashed Potatoes
- Add cold water to a large pot.
- Peel the celeriac and cut into 1/2-inch matchsticks, adding immediately to the water to prevent browning.
- Peel and chunk the potatoes, then add them to the pot along with garlic, salt, and bay leaf.
- Bring to a boil, reduce to a simmer, and cook until very tender, 15 to 20 minutes.
- Melt the butter in a small saucepan or microwave briefly.
- Reserve 1 cup of cooking liquid, then drain vegetables and discard bay leaf.
- Return vegetables to the pot and mash until smooth. Stir in butter.
- Add reserved cooking liquid gradually (at least 1/2 cup) to reach a creamy consistency.
- Season with nutmeg and cayenne. Garnish and serve hot.
Nanie’s Sour Cream Potatoes
- Add potatoes and salt to a pot with water covering by 1 inch.
- Bring to a boil, reduce to a simmer, and cook until fork-tender, 20 to 30 minutes.
- Drain and peel once cool enough to handle.
- Return potatoes to the pot over low heat. Add butter and stir until coated.
- Stir in sour cream and seasoned salt until thick and creamy.
- Cover and keep warm until serving. Garnish with chives if desired.
RBK Ingredient Standard
Whenever possible, we prioritize organic, local, seasonal, and transparently sourced ingredients. Learn more about our sourcing approach.
Let us know if you make this recipe! Tag @redbootkitchen and use the hashtag #redbootkitchen
Delicious!
Thanks, Gary! 😊 So glad you enjoyed them. Sometimes the simplest comfort foods really are the best!