The Ultimate Comfort Side: Roasted Garlic Mashed Potatoes
If you’re looking for plain mashed potatoes, well… there are plenty of recipes for that.
But if you’re looking for mashed potatoes that are creamy, buttery, and loaded with that mellow, almost sweet roasted garlic flavor, you’ve landed in the right spot.
These Roasted Garlic Mashed Potatoes are the kind of side dish that makes you wonder why you ever settled for plain potatoes in the first place. They’re cozy enough for a Tuesday night dinner, but special enough to pile onto the holiday table. And that roasted garlic? Oh, it does something wonderful in here.
Why You’ll Love This Recipe
First of all, roasted garlic. If you’ve never roasted garlic before, prepare yourself. Those sharp, raw cloves turn soft, golden, mellow, and slightly sweet in the oven. Mash them into creamy potatoes and… well, it’s pretty hard to go back.
Then there’s the butter.
And the milk.
And the cream.
I mean, we’re not exactly trying to make sad potatoes here.
The result is rich, fluffy mashed potatoes with just the right amount of garlic flavor. They’re comforting without being complicated, and they use simple ingredients you probably already have hanging around the kitchen.
And if you’re a serious garlic lover? The recipe even gives you permission to roast an extra head.
I fully support this decision.
For Roasted Garlic Mashed Potatoes
- Garlic Heads – this is what gives the mashed potatoes that rich, mellow garlic flavor. Roasting the garlic first makes it soft, slightly sweet, and much less sharp than raw garlic.
- Olive Oil – used to drizzle over the garlic before roasting. It helps keep the garlic cloves moist as they become golden and tender in the oven.
- Red Potatoes – these make a wonderfully creamy and slightly rustic mashed potato. I leave the skins on, which adds a little extra texture and makes things even easier.
- Salt and Freshly Ground Black Pepper – for seasoning the potatoes and bringing all those buttery, garlicky flavors together. Potatoes can handle a good amount of seasoning, so don’t be too shy here.
- Milk – this helps loosen the potatoes and gives them that creamy, soft texture. Use any kind except skim, as noted in the recipe.
- Heavy Cream – this is where some of that extra richness comes from. A little cream goes a long way toward making these potatoes feel wonderfully indulgent.
- Butter – because mashed potatoes and butter are basically best friends. It adds richness and gives the potatoes that smooth, buttery finish.
- Fresh Parsley – totally optional, but I like it for a little fresh flavor and a pop of color on top.
For Serving
- Extra Butter – spoon a little over the hot mashed potatoes just before serving. It melts right into those fluffy potatoes and, honestly, why wouldn’t you?
- Fresh Parsley – a final sprinkle makes the potatoes look pretty and adds a fresh finish. Again, completely optional, but a nice touch.
Step-by-Step Instructions
Roast the garlic
Start by heating the oven and getting those garlic heads ready for their little transformation.
Slice off the tops to expose the cloves, drizzle them with olive oil, wrap them tightly in foil, and let the oven do its thing. After 40 to 45 minutes, the cloves should be beautifully golden and tender.
Let them cool, then squeeze those soft little cloves into a bowl and mash them with a fork.
This is the good stuff.
Cook the potatoes
While the garlic is roasting, get the potatoes into a large pot and cover them with cold water.
Add salt, bring everything to a boil, then lower the heat and let the potatoes simmer until they’re fork-tender.
You want them tender enough to mash easily, but not falling apart into potato soup.
Nobody ordered potato soup.
Warm the milk, cream, and butter
Near the end of the potato cooking time, combine the milk, heavy cream, and butter and warm them together.
This little step matters. Warm dairy blends into the potatoes much more easily and helps keep everything creamy and luscious.
Luscious is a perfectly acceptable word when mashed potatoes are involved.
Mash the potatoes
Drain the potatoes and return them to the pot.
Now grab your potato masher and get to work.
You can leave a little texture if that’s your thing, or mash them until they’re as smooth as you like. There’s no need to obsess over perfectly smooth potatoes here. A little texture makes them feel homemade.
Add the good stuff
Pour in the warm milk mixture and add the mashed roasted garlic.
Give everything a good stir, then season with salt and pepper to taste.
And please taste them.
Potatoes can handle seasoning, so don’t be shy.
Serve
Spoon those creamy potatoes into a serving bowl, top with a little extra butter, and add a sprinkle of fresh parsley if you like.
Then get them to the table while they’re hot.
And maybe stand back.
Because people are going to start helping themselves.
Expert Tips
Don’t skip roasting the garlic.
Raw garlic and roasted garlic are two very different animals. Roasting takes away that sharp bite and gives you a mellow, rich flavor that works beautifully with the potatoes.
Start the potatoes in cold water.
This helps the potatoes cook more evenly, so the outside doesn’t become overly soft while the center is still firm.
Warm the dairy before adding it.
Cold milk and cream can cool the potatoes down and make the finished dish less creamy. Warm it up first. It takes almost no extra effort.
Don’t over-mash.
Once the potatoes are creamy and reach the texture you like, stop. Overworking potatoes can make them heavy and gummy.
Taste before serving.
This is one of those recipes where seasoning makes a big difference. Give the potatoes a taste and add more salt or pepper if they need it.
Want more garlic? Go for it.
The recipe notes say you can roast an extra head of garlic and add more to taste.
I say listen to the recipe.
Recipe Variations
Extra Roasted Garlic
For the garlic enthusiasts among us, roast an extra head and add more of those soft, golden cloves to the potatoes. Start with a little, taste, and keep going until you reach your preferred level of garlic happiness.
Rustic Mashed Potatoes
Don’t mash the potatoes completely smooth. Leave a few little pieces behind for a more rustic, homemade texture.
Extra Buttery
Top the finished potatoes with a little extra butter just before serving.
Because sometimes you don’t need a reason.
Holiday-Ready
These potatoes already know how to behave at a holiday dinner. Serve them alongside turkey, roast chicken, ham, gravy, or your favorite roasted vegetables for a cozy, classic spread.
Parsley Finish
A sprinkle of fresh parsley adds a little color and fresh flavor right at the end. It’s optional, but it makes the finished dish look especially pretty.
Storage & Reheating
Got leftovers?
Lucky you.
Store the cooled mashed potatoes in an airtight container in the refrigerator and enjoy them within 3 to 4 days.
When you’re ready to reheat them, warm them gently on the stovetop or in the microwave, stirring occasionally. If they’ve thickened up in the fridge—which mashed potatoes tend to do—a little milk or cream can help bring that creamy texture back.
For the best results, reheat gently rather than blasting them with high heat.
Nobody wants yesterday’s mashed potatoes to become today’s mashed-potato brick.
Serving Suggestions
These potatoes are pretty happy alongside just about anything savory.
Serve them with roast chicken, turkey, roast beef, pork chops, or meatloaf. They’re also right at home next to roasted vegetables, green beans, or a generous spoonful of gravy.
And if you’re making them for a holiday dinner?
Put them somewhere people can reach them easily.
Seriously.
Creamy mashed potatoes with roasted garlic and a little melted butter on top have a way of disappearing rather quickly.
Final Thoughts
There’s nothing wrong with classic mashed potatoes.
But once you add roasted garlic, butter, milk, and cream, things get a little more interesting.
These are creamy. They’re buttery. They’re garlicky without that harsh raw-garlic bite.
And they’re the kind of side dish that quietly steals a little attention from the main course.
Make them for dinner tonight, or save them for the next big family meal.
Either way, don’t forget the extra butter.
That part is important.
Common Questions About Roasted Garlic Mashed Potatoes
Can I make these mashed potatoes ahead of time?
Yep! You can make them ahead and keep them covered in the refrigerator. When you’re ready to serve, reheat them gently and give them a good stir. If they’ve thickened up a bit in the fridge, add a splash of milk or cream to loosen them.
Mashed potatoes are pretty forgiving like that.
How do I know when the potatoes are done cooking?
Give one a poke with a fork. If it slides right in without much resistance, they’re ready.
You want the potatoes tender enough to mash easily, but not so overcooked that they’re falling apart in the pot. Nobody needs potato water masquerading as dinner.
Do I really need to warm the milk, cream, and butter?
I’d recommend it. It only takes about a minute, and it helps the warm dairy blend right into the hot potatoes.
Cold milk and cream can cool everything down and make the potatoes harder to mix smoothly. Warm dairy = creamier potatoes. Easy win.
Can I add more roasted garlic?
Absolutely. In fact, if you really love garlic, the recipe notes suggest roasting an extra head and adding more to taste.
And roasted garlic is much gentler than raw garlic—it gets soft, mellow, and slightly sweet in the oven. So go ahead and add another clove… or several. I’m not judging.
How do I keep mashed potatoes from getting gummy?
The trick is simple: don’t overwork them.
Mash the potatoes just until they reach the texture you like, then stir in the warm milk mixture and roasted garlic. You can leave a few little lumps if you like a more rustic mash.
Honestly, perfect mashed potatoes don’t have to be perfectly smooth. A little texture is a good thing.
Roasted Garlic Mashed Potatoes
Ingredients
- 2 medium garlic heads
- 2 tsp olive oil
- 2 ½ Ib red potatoes, unpeeled and cut into quarters (or sixths if large)
- Salt and freshly ground black pepper, to taste
- ½ cup milk (any kind except skim)
- ¼ cup heavy cream
- ¼ cup butter, cut into 1-tablespoon pieces (plus extra for serving)
- Fresh parsley, chopped (optional, for garnish)
Instructions
- Preheat the oven & prep garlic:Set the oven to 400°F (200°C).Slice about ½ inch off the top of each garlic head to expose the cloves.
- Roast the garlic:Place the garlic heads on a sheet of foil. Drizzle each with 1 teaspoon of olive oil.Wrap tightly in foil and roast for 40-45 minutes, until cloves are golden and tender.Let cool, then squeeze out the softened cloves into a small bowl and mash with a fork.
- Cook the potatoes:Place the diced potatoes in a large pot and cover with cold water.Add 1 tablespoon of salt, bring to a boil over medium-high heat, then reduce to medium-low and simmer for about 20 minutes, or until fork-tender.
- Warm the milk, cream, and butter:Near the end of the potato cooking time, combine the milk, cream, and butter in a microwave-safe measuring cup.Heat in the microwave for 45-60 seconds, until warm.
- Mash the potatoes:Drain the potatoes and return them to the pot. Mash with a potato masher, leaving some texture if desired.
- Combine and serve:Stir in the warm milk mixture and mashed roasted garlic.Season with salt and pepper to taste.Serve immediately, topped with extra butter and a sprinkle of fresh parsley if desired.
Notes
Nutrition
