Garlicky Mushroom and Gruyère Sliders

Name: Garlicky Mushroom and Gruyère Sliders
Prep time: 20 min
Cook time: 25 min
Total time: 45 min
Yield: 12 sliders
Ingredients: 2 cups chopped mixed mushrooms (cremini, shiitake); 4 cloves garlic, minced; 1 tablespoon olive oil; 1 tablespoon butter; 1 small shallot, finely chopped; Salt and pepper to taste; 12 slider buns; 1 cup grated Gruyère cheese; Fresh parsley, chopped (for garnish)

Highlighted under: Classic Comfort Cooking

I’m always on the lookout for a crowd-pleasing dish that combines rich flavors with the comfort of bite-sized snacks, and these Garlicky Mushroom and Gruyère Sliders do just that. The earthy, umami-rich mushrooms pair beautifully with the nutty Gruyère cheese, creating an irresistible slider packed with flavor. Plus, the added kick from garlic elevates each bite. I love how these sliders can easily be adapted for a variety of occasions — whether it's a game day snack or a sophisticated appetizer at a dinner party, they’re sure to impress!

Created by

Sophia

Last updated on 2026-01-06T23:54:31.579Z

Creating these Garlicky Mushroom and Gruyère Sliders is a delightful culinary adventure. I experimented with different types of mushrooms and discovered that a mix of cremini and shiitake yields the best depth of flavor. As I cooked them down with garlic and shallots, the aroma filled my kitchen, setting the stage for something special.

The secret to getting the perfect texture is allowing the mushrooms to caramelize beautifully without overcrowding the pan. This technique brings out their natural sweetness and creates a rich filling that pairs perfectly with the melting Gruyère cheese!

        Why You Will Love This Recipe
        Earthy mushrooms combined with creamy Gruyère for a decadent bite
Perfectly balanced flavors enhanced by roasted garlic
Great for entertaining, making them a hit at parties

      

Sautéing the Mushrooms

Sautéing the mushrooms is a crucial step that brings out their natural flavors and textures. By using a combination of cremini and shiitake mushrooms, you’ll achieve a depth of flavor that is both earthy and umami-rich. When cooking, be sure to spread the mushrooms in a single layer in your skillet; this allows for even cooking and helps them develop a nice golden-brown color. Cooking them over medium heat for about 10 minutes helps release their moisture, which concentrates their flavor while also making them tender.

The addition of garlic and shallots during the sautéing process adds complexity to the dish. As the ingredients cook, the garlic becomes fragrant, marrying beautifully with the mushrooms. Keep an eye on the heat; if the garlic begins to brown too quickly, it can become bitter. Stir frequently, and aim for that sweet spot where the mushrooms are golden and the shallots are translucent, usually around the 8-10 minute mark, before removing them from the heat.

Assembling the Sliders

When assembling your sliders, consider using fresh slider buns for the best texture and flavor. I recommend lightly toasting the buns prior to assembly, which adds a delightful crunch and helps prevent sogginess once the mushroom mixture is added. Placing the top halves on the buns with a gentle press doesn't just keep everything together; it also helps create a snug fit that supports the melted cheese once baked.

Spread the mushroom mixture evenly across all the bottom buns to ensure every bite has the same hearty flavor. When it comes to the Gruyère cheese, don't skimp! The melted cheese not only enhances the flavor but also binds the sliders together. Generously sprinkling a cup of grated Gruyère on top will ensure gooey, cheesy goodness in every slider, so make sure it reaches all corners of the buns.

Ingredients

Gather the following ingredients to create these delicious sliders:

For the Sliders

2 cups chopped mixed mushrooms (cremini, shiitake)
4 cloves garlic, minced
1 tablespoon olive oil
1 tablespoon butter
1 small shallot, finely chopped
Salt and pepper to taste
12 slider buns
1 cup grated Gruyère cheese
Fresh parsley, chopped (for garnish)

Make sure everything is prepped and ready for assembly!

Instructions

Follow these steps to create your delicious sliders:

Sauté the Mushrooms

In a large skillet, heat olive oil and butter over medium heat. Add the chopped mushrooms, garlic, and shallot. Season with salt and pepper. Sauté until the mushrooms are golden and tender, about 10 minutes.

Remove from heat and let cool slightly.

Assemble the Sliders

Preheat your oven to 375°F (190°C). Place the slider buns on a baking sheet. Spoon the mushroom mixture evenly onto the bottom half of each bun and sprinkle with Gruyère cheese.

Place the top half of the buns on each and press down gently.

Bake the Sliders

Bake in the preheated oven for about 15-20 minutes, or until the cheese is melted and bubbly and the buns are golden brown. Remove from oven and let cool for a few minutes before serving.

Garnish and Serve

Sprinkle the sliders with fresh parsley before serving. Enjoy them warm for the best flavor!

Enjoy each delicious bite of these loaded sliders!

Pro Tips

For a spicier kick, add some chili flakes to the mushroom mixture while sautéing. These sliders can also be made in advance and reheated in the oven, making them perfect for party prep!

Storage and Make-Ahead Tips

The Garlicky Mushroom and Gruyère Sliders can be made ahead of time, which makes them perfect for gatherings. Prepare the sautéed mushroom mixture the day before, store it in an airtight container in the refrigerator, and assemble the sliders just before baking. This way, the flavors meld overnight, enhancing the overall taste of the slider.

If you have leftovers, store the assembled sliders in the refrigerator, wrapped tightly to maintain their moisture. They will keep for about 2-3 days. To reheat, place them in a preheated oven at 350°F (175°C) for about 10-12 minutes or until heated through and the cheese is melty again.

Variations and Substitutions

Feel free to get creative with the mushroom variety or cheese used in this recipe. If you want to lean towards a milder flavor, you can substitute the Gruyère with mozzarella or fontina cheese, which melt wonderfully but provide a different taste profile. Additionally, if you want to add a bit of heat, consider incorporating some sautéed jalapeños or a sprinkle of red pepper flakes into the mushroom mixture.

For a gluten-free option, consider using gluten-free slider buns or large lettuce leaves as a base. The flavors will still shine through, and you’ll have a delicious, lighter alternative that caters to dietary restrictions while retaining the core essence of this beloved slider.

Questions About Recipes

→ Can I make these sliders vegetarian?

Yes, these sliders are naturally vegetarian as they are filled with mushrooms and cheese.

→ What can I substitute for Gruyère cheese?

You can use Swiss cheese or even a sharp cheddar for a different flavor profile.

→ Can I prepare the filling in advance?

Absolutely! You can sauté the mushroom mixture a day ahead and assemble the sliders just before baking.

→ How do I store leftover sliders?

Store any leftovers in an airtight container in the refrigerator for up to 2 days. Reheat in the oven for best results.