Here's a creamy, comfort food you'll fall in love with - Cauliflower and Potato Mash. It's the mash your family will never know is "healthy-ish". I mean, if you told your small humans it was cauliflower disguised as mashed potatoes, they might just forgive you -especially when it's buttery and fluffy.
While you're here, you might enjoy my French Onion Potato Bake (for the ultimate cheesy, layered potato comfort) or Cheesy Broccoli Cauliflower Bake as other popular vegetable side dishes to have on rotation.
This Cauliflower and Potato Mash is a lighter, fluffier twist on classic mashed potatoes - just as creamy and comforting, but with a hidden veggie boost. By blending cauliflower with potatoes, you get that buttery mash texture with fewer carbs and extra goodness, ready in under 30 minutes.
The secret is balance: potatoes give the smooth, creamy base, while cauliflower adds lightness and a hint of sweetness. Mashed with butter, milk, and a touch of garlic, it's the perfect healthy comfort side for roast dinners, grilled meats, or crispy Panko Chicken Schnitzels - and just as delicious under a creamy Beef Stroganoff.
Why You're Going To Love This Recipe
- Creamy yet lighter - you get the indulgence, but with a healthy veggie twist and lower carbs than the regular potato mash.
- Kid-friendly disguise - cauliflower hides well among 'picky' eaters.
- Quick & fuss-free - about 30 minutes total, and most of that is just waiting.
- Flexible & forgiving - easy to bulk up, reduce, swap milk or butter, etc.
- Make ahead & reheat easily - great for busy mums planning meals ahead.
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Mash Ingredients
You only need a handful of simple, everyday ingredients for this mash - all budget-friendly staples that the whole family (even the fussy eaters!) will love.
- Potatoes - Choose a starchy variety such as Sebago, Desiree, or Russet for the creamiest, fluffiest mash. Waxy potatoes (like Kipfler) can make it a little gluey, so best avoid those.
- Cauliflower - A large, fresh head works best. Cut it into florets of similar size so it cooks evenly with the potatoes.
Variations
- Dairy-free / Vegan: Replace butter + milk with olive oil and a splash of vegetable stock or plant milk (oat, almond) to keep it creamy.
- Extra garlic / roasted garlic: For those who love extra garlicy flavours, roast a few cloves in foil while the veggies cook, then mash in for depth.
- Herby / cheesy twist: Stir in grated Parmesan, or fresh herbs like chives, thyme or parsley (or a bit of cream cheese) for flavour punch.
- Higher cauliflower ratio (lower carb): Use more cauliflower relative to potato (e.g. 2:1), but reduce cooking liquid slightly so it doesn't become too watery.
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How To Make Cauliflower And Potato Mash
This potato and cauliflower mash is SO easy to make! Just chop, simmer, mash and serve!
Note: Scroll to the recipe card at the bottom for the ingredients quantities and full detailed method.
- Prep veggies & cook - Peel (or scrub) and cube potatoes into uniform chunks. Trim the cauliflower into florets of similar size. Place the veggies into a large pot and add enough vegetable stock to just cover them. Add minced garlic. Bring to a boil, then reduce the heat to a simmer (lid on) for about 15-20 minutes, or until potatoes are easily pierced with a fork.
- Drain thoroughly, then return the drained vegetables to the pot. Add butter and milk. Season with salt + pepper.
- Mash well - Using a potato masher, mash gently until smooth. If it seems a bit stiff, stir in a splash more milk or a knob of butter until you reach your desired consistency. Adjust seasonings to taste.
- Serve hot - Sprinkled with chopped fresh parsley if desired.
Expert Tips
- Use uniformly sized cubes/florets so everything cooks at the same rate.
- Cook just until tender - overcooking results in waterlogged veg that's hard to dry out.
- Drain well - excess moisture is the enemy of thick, creamy mash.
- Don't overmix or overbeat - that breaks down structure and makes gluey mash.
- Adjust taste and consistency at the end - if too stiff, add milk/cream/stock gradually. Adjust seasonings to taste.
- Storing & reheating - store in an airtight container in the fridge for up to 3 days. To reheat, warm gently in a microwave or in a baking dish in the oven, covered with foil; if thickened, stir in a splash of milk, cream or stock.
- Freezing - you can freeze (up to 1 month). Defrost overnight in fridge, then reheat gently, stirring in extra liquid if needed.
Cauliflower And Potato Mash FAQs
Yes - you'll have a totally cauliflower mash (lower carb), but the texture will be lighter and more "cauli-like." You may want to use less liquid and extra butter/milk for creaminess.
You can, but the flavour is sweeter, and the mash will be a different colour & texture. You may want to reduce the cauliflower ratio in that case.
Not strictly, as long as you wash them well. Leaving skins gives a more rustic texture and extra fibre, but if you prefer super smooth mash, peel them.
Yes! You can make cauliflower mashed potatoes up to 3 days ahead. Store it in an airtight container in the fridge then reheat gently in the microwave, or in a baking dish in the oven, covered with foil. If it thickens after cooling, loosen with a splash of milk, cream or stock.
More Hidden Vegetable Recipes
Got fussy eaters? These clever, veggie-packed recipes sneak in extra goodness without a single complaint from the kids.
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Cauliflower And Potato Mash
Ingredients
- 1 kg potatoes see notes
- 1 cauliflower whole large head
- 1 ltr (4 cups) vegetable stock liquid
- 2 teaspoon minced garlic
- 60 g (4 tbs) butter
- 180 g (¾ cup) milk full cream
- salt and pepper to season
- fresh parsley chopped, to serve (optional)
Instructions
- Peel the potatoes and chop into cubes. Chop the cauliflower into florets. Place the potatoes and cauliflower into a large saucepan and add the liquid vegetable stock and minced garlic.
- Bring the vegetables to a boil, cover with a lid and simmer for 20 minutes or until ready (when the potatoes can be easily pierced with a fork).Drain the potatoes and cauliflower well and then add them back to the saucepan.
- Add the butter and milk. Season with salt and pepper.
- Mash the potatoes and cauliflower until they're smooth and creamy. TIP: Add a little extra butter or milk if you'd like a smoother mash.
- Serve immediately with chopped fresh parsley (optional).
Notes
- Type of potato - choose a starchy variety such as Sebago, Desiree, or Russet for the creamiest, fluffiest mash. Waxy potatoes (like Kipfler) can make it a little gluey, so best avoid those.
- Use uniformly sized cubes/florets so everything cooks at the same rate.
- Cook just until tender - overcooking results in waterlogged veg that's hard to dry out.
- Drain well - excess moisture is the enemy of thick, creamy mash.
- Don't over-mash - that breaks down structure and makes gluey mash.
- Adjust taste and consistency at the end - if too stiff, add milk/cream/stock gradually. Adjust seasonings to taste.
- Storing & reheating - store in an airtight container in the fridge for up to 3 days. To reheat, warm gently in a microwave or in a baking dish in the oven, covered with foil; if thickened, stir in a splash of milk, cream or stock.
- Freezing - you can freeze (up to 1 month). Defrost overnight in fridge, then reheat gently, stirring in extra liquid if needed.
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