Alright, let’s have a real talk about comfort food. When the weather gets a bit gloomy, or you’ve had one of those days, what’s the one thing you crave? For me, it’s a soul-warming bowl of soup. But not just any soup. I’m talking about a creamy, dreamy Roasted Garlic Potato Soup that feels like a hug in a mug. And just when you think it can’t get any better, we’re topping it with Grilled Cheese Croutons. Yes, you read that right. We’re taking two of the world’s most perfect comfort foods and mashing them together into one epic culinary masterpiece.
I stumbled upon this combination during a particularly brutal winter week. I had a bag of potatoes, a head of garlic that was starting to look a little desperate, and a deep, primal need for something cheesy. The result? A recipe I’ve been obnoxiously evangelizing ever since. So, if you’re ready to level up your soup game and basically win at life, stick around. You won’t regret it.

Why This Soup Will Ruin All Other Soups for You
You might be thinking, “It’s just potato soup, calm down.” And to that, I say, you’ve clearly never had potato soup done right. The secret, my friends, lies in the roasted garlic cloves. Roasting garlic transforms it from a pungent, sharp flavor bomb into a sweet, mellow, and incredibly complex ingredient. It adds a depth of flavor that raw garlic just can’t compete with. It’s like the difference between a garage band and a symphony orchestra.
The Magic of Roasted Garlic
Ever tried to eat a raw clove of garlic? I don’t recommend it unless you’re trying to ward off vampires or, you know, all human contact. But when you roast it? Oh, it’s a completely different story.
- Sweet & Mellow: The roasting process caramelizes the natural sugars in the garlic, resulting in a mild, almost nutty flavor.
- Creamy Texture: Roasted garlic cloves become so soft and buttery you can literally spread them on toast. This texture blends seamlessly into our soup, creating a velvety consistency.
- Aromatic Bliss: Your kitchen will smell absolutely divine. Seriously, they should bottle this scent. It’s the smell of pure, unadulterated comfort.
We’re not just throwing in a couple of cloves, either. We’re roasting a whole head of garlic. Go big or go home, right? This is the foundation of our soup’s flavor, the very soul of the dish.
Let’s Talk Potatoes: The Heart of the Matter
Now, onto the co-star of our show: the potatoes. You can’t have potato soup without, well, potatoes. But not all spuds are created equal. For this recipe, we want something that will give us a creamy, luxurious texture.
I’m a huge fan of using Yukon Golds for this soup. They have a naturally buttery flavor and a waxy texture that breaks down beautifully, creating a thick and luscious soup without needing a ton of heavy cream. You could also use Russets, but IMO, they can sometimes have a grainier texture. We’re aiming for silk, people, not sand. These garlic potatoes are the creamy canvas for our roasted garlic masterpiece.
Building Your Masterpiece: The Roasted Garlic Potato Soup Recipe
Ready to make some magic? Here’s the game plan. Don’t worry, I’ve broken it down into easy-to-follow steps. You got this.
What You’ll Need
For the Roasted Garlic Potato Soup:
- 1 large head of garlic
- 2 tablespoons olive oil, divided
- 2 pounds Yukon Gold potatoes, peeled and cubed
- 1 large yellow onion, chopped
- 4 cups vegetable or chicken broth
- 1 cup heavy cream (or full-fat coconut milk for a dairy-free option)
- Salt and freshly ground black pepper to taste
- 2 tablespoons unsalted butter
- Fresh chives or parsley for garnish (if you’re feeling fancy)
For the Gruyère Grilled Cheese Croutons:
- 4 slices of sturdy bread (sourdough or a good country loaf works wonders)
- 2 tablespoons unsalted butter, softened
- 1 cup shredded Gruyère cheese
- A pinch of garlic powder
Step-by-Step Guide to Soup Nirvana
- Roast That Garlic: First things first, let’s get those garlic roasted potatoes started by prepping the star of the show. Preheat your oven to 400°F (200°C). Slice off the top quarter-inch of the garlic head to expose the cloves. Drizzle with 1 tablespoon of olive oil, wrap it in foil, and roast for about 30-40 minutes, or until the cloves are soft and golden. Set it aside to cool. Once cool enough to handle, squeeze those glorious, creamy cloves out of their skins. Try not to eat them all straight. I dare you.
- Sauté the Aromatics: While the garlic is roasting, melt the butter and remaining olive oil in a large pot or Dutch oven over medium heat. Add the chopped onion and cook until softened and translucent, about 5-7 minutes. This is where the flavor foundation begins to build.
- Potato Power: Add your cubed potatoes to the pot. Give them a good stir to coat them in the buttery, oniony goodness. Let them cook for a few minutes to get a little bit of color. This adds another layer of flavor. We’re all about the layers here.
- Bring it all Together: Now, add the roasted garlic cloves and the vegetable or chicken broth to the pot. Bring the mixture to a boil, then reduce the heat and let it simmer for about 15-20 minutes, or until the potatoes are fork-tender. This is where the potato vegetable medley really comes to life.
- Creamy Dreamy Time: Once the potatoes are soft, it’s time to blend. You can use an immersion blender right in the pot (my personal favorite for less cleanup) or carefully transfer the soup in batches to a regular blender. Blend until it’s completely smooth and velvety. Be careful, it’s hot!
- The Finishing Touch: Return the soup to the pot over low heat. Stir in the heavy cream and season generously with salt and pepper. Let it warm through gently, but don’t let it boil. Taste and adjust the seasoning as needed. You’re looking for a rich, creamed potatoes consistency.
The Crowning Glory: Gruyère Grilled Cheese Croutons
Now, for the part that will make you a legend among your friends and family. These aren’t your sad, little, boxed croutons. These are Grilled Cheese Croutons, and they are epic.
Why Gruyère?
Could you use cheddar? Sure. But Gruyère is the undisputed king of melting cheeses. It has a nutty, slightly sweet flavor that complements the roasted garlic and potatoes perfectly. It also melts into a gooey, stretchy river of deliciousness that is simply unparalleled. This isn’t just a grilled cheese; it’s a Gruyere Grilled Cheese.
Making the Croutons
- Assemble the Sandwiches: Lightly butter one side of each slice of bread. On the un-buttered side of two slices, pile on the shredded Gruyère cheese. Sprinkle with a tiny pinch of garlic powder for extra oomph. Top with the remaining two slices of bread, butter-side-up.
- Grill ’em Up: Heat a non-stick skillet over medium heat. Place the sandwiches in the skillet and grill for 3-4 minutes per side, until the bread is golden brown and crispy, and the cheese is completely melted. You know the drill.
- Crouton-ify: Remove the grilled cheese sandwiches from the skillet and let them cool for a minute. Then, using a sharp knife, cut them into bite-sized cubes. Voila! You have Grilled Cheese Croutons. It’s that simple, yet so, so revolutionary.
Serving and Storing Your Culinary Triumph
Ladle that glorious, steaming warm soup into bowls. Top it generously with your freshly made Gruyère Grilled Cheese Croutons. Garnish with some fresh chives or parsley if you want to add a pop of color and freshness. Then, find a comfy spot, grab a spoon, and prepare for a transcendent experience.
This is one of those comfort soup recipes that tastes even better the next day. The flavors have more time to meld and get to know each other. Store the soup and croutons separately in airtight containers in the refrigerator. The soup will last for up to 4 days. To reheat, just warm it gently on the stove. You can refresh the croutons in a toaster oven or air fryer for a few minutes to get them crispy again.
Final Thoughts on This Bowl of Awesome
So, have you ever wondered why certain foods just make us feel so good? I think it’s because they’re more than just sustenance. They’re memories, they’re comfort, they’re a little bit of love in a bowl. This Roasted Garlic Potato Soup with Grilled Cheese Croutons is exactly that. It’s a simple, honest, and ridiculously delicious meal that will warm you from the inside out.
It’s the perfect answer to a chilly day, a long week, or just a Tuesday when you feel like treating yourself. FYI, you deserve to treat yourself. So go ahead, make this soup. I promise you, it’s more than just a recipe; it’s an experience. And it’s one you’ll want to have over and over again. Happy cooking!

Roasted Garlic Potato Soup with Grilled Cheese Croutons
Ingredients
Method
- Preheat oven to 400°F (200°C). Slice the top off the head of garlic to expose the cloves. Drizzle with olive oil, wrap in foil, and roast for 30–35 minutes, until soft and fragrant. Let cool, then squeeze roasted garlic from skins and set aside.
- In a large pot, melt 2 tablespoons of butter over medium heat. Add the chopped onion and cook for 5 minutes, until translucent.
- Add diced potatoes, roasted garlic, and chicken broth. Bring to a boil, then reduce heat and simmer for 20 minutes, until potatoes are tender.
- Using an immersion blender (or in batches with a regular blender), purée the soup until smooth and creamy.
- Stir in milk and cream. Season with salt and black pepper. Simmer for another 5 minutes until heated through. Adjust consistency with extra broth if needed.
- Meanwhile, make the grilled cheese: Butter one side of each bread slice. Place cheese between two slices (buttered sides out) and cook on a skillet over medium heat until golden and melted, about 2–3 minutes per side.
- Let the grilled cheese cool slightly, then cut into small squares to create croutons.
- Ladle soup into bowls, top with grilled cheese croutons, and garnish with fresh chives or parsley.
Notes

