Introduction
Sliders are a delicious and versatile dish perfect for any occasion.
Whether it’s a family gathering, game day, or a casual get-together with friends, these ham and cheese sliders with a flavorful onion poppyseed butter are sure to be a hit. Soft rolls filled with savory ham and melted cheese, topped with a buttery mixture, create an inviting aroma and irresistible taste that will leave everyone wanting more.
Detailed Ingredients with measures
Sliders:
12 standard or 24 small soft white rolls (23 x 33 cm / 9 x 13″ slab)
1/3 cup American mustard (bright yellow)
350g (12 oz) shaved or thinly sliced ham (up to 500g/1 lb)
250g (8 oz) Swiss cheese or other melting cheese slices (10–12 slices)
Onion Poppyseed Butter:
100g (7 tbsp) unsalted butter, melted
1/4 onion, finely chopped
2 tbsp American mustard
1 tbsp poppy seeds
1 tbsp Worcestershire sauce
1 tsp garlic powder (or fresh garlic, finely minced)
1/2 tsp cooking/kosher salt
1/4 tsp black pepper
Prep Time
15 minutes
Cook Time, Total Time, Yield
Cook Time: 30 minutes
Total Time: 45 minutes
Yield: 12 to 24 sliders
Detailed Directions and Instructions
Preparation
– Preheat the oven to 180°C (350°F).
– In a bowl, mix together all the ingredients for the Onion Poppyseed Butter: melted unsalted butter, finely chopped onion, American mustard, poppy seeds, Worcestershire sauce, garlic powder, cooking salt, and black pepper.
Assemble Sliders
– Without separating the rolls, slice them horizontally to create a top and bottom slab.
– Spread American mustard evenly on both the cut sides of the top and bottom slabs.
– Place the bottom slab in a 23 x 33 cm (9 x 13″) baking dish.
– Layer half of the shaved or thinly sliced ham evenly over the bottom slab.
– Add half of the Swiss cheese slices over the ham layer.
– Repeat the layering process with the remaining ham and cheese slices.
– Place the top slab over the assembled layers.
Add Butter Mixture
– Pour the prepared Onion Poppyseed Butter evenly over the assembled sliders, making sure the tops are well coated.
Bake
– Cover the baking dish with aluminum foil.
– Bake in the preheated oven for 20 minutes.
– Remove the foil and return to the oven, baking for an additional 10 minutes or until the tops are golden and crisp.
Serve
– Once baked, remove the sliders from the oven and let them cool slightly.
– Cut into individual sliders and serve warm.
Notes
Ingredient Tips
– Use fresh rolls for the best texture.
– Feel free to substitute Swiss cheese with any other melting cheese of your choice.
Storage Information
– Leftover sliders can be stored in an airtight container in the refrigerator for up to 3 days. Reheat in the oven to restore crispness.
Serving Suggestions
– These sliders are great for gatherings, parties, or game days. Consider serving them with pickles or a side of chips.

Cook techniques
Preparation
Ensure the oven is preheated to the correct temperature before beginning the recipe. Prepare the Onion Poppyseed Butter by mixing all ingredients thoroughly in a bowl to ensure a uniform flavor.
Assembling Sliders
Slice the rolls horizontally to maintain their structure and create a cohesive sandwich. Layer the ingredients in the correct order, starting with ham, then cheese, to achieve the best melt and flavor distribution.
Applying Butter Mixture
When pouring the Onion Poppyseed Butter, ensure it is spread evenly across the tops of the sliders for optimal flavor and moisture.
Baking Process
Cover the sliders with aluminum foil to retain moisture during the initial baking. Remove the foil to allow the tops to crisp up in the final baking phase for the perfect texture.
Serving Sliders
Let the sliders cool slightly after baking to avoid burns when cutting. Serve them warm for the best texture and flavor.
FAQ
Can I use a different type of cheese for the sliders?
Yes, you can substitute Swiss cheese with any other melting cheese, such as cheddar or provolone, based on your preference.
How do I store leftover sliders?
Leftover sliders can be stored in an airtight container in the refrigerator for up to three days. Reheat in the oven for the best texture.
Can I make these sliders in advance?
Yes, you can assemble the sliders in advance and keep them covered in the refrigerator. Bake them just before serving for the best results.
Is it necessary to use onion in the butter mixture?
While onion adds flavor, you can omit it or substitute it with onion powder if preferred.
Can I add other ingredients to the sliders?
Absolutely! You can include additional toppings such as pickles, tomatoes, or different types of meats to customize your sliders.
Conclusion
These delightful sliders, featuring layers of savory ham and melty Swiss cheese, topped with a flavorful Onion Poppyseed Butter, are perfect for any occasion. Their easy assembly and baking make them an ideal choice for parties, gatherings, or a cozy family dinner. Enjoy the wonderful combination of textures and flavors that these sliders bring to the table.
More recipes suggestions and combination
Turkey and Cranberry Sliders
Swap the ham for thinly sliced turkey and add a layer of cranberry sauce for a festive twist.
BBQ Chicken Sliders
Substitute the ham with shredded BBQ chicken and add a slice of cheddar cheese for a smoky flavor.
Pesto and Mozzarella Sliders
Use pesto sauce instead of mustard and layer fresh mozzarella and sun-dried tomatoes for an Italian-inspired version.
Caprese Sliders
Layer fresh mozzarella, tomatoes, and basil leaves, drizzled with balsamic glaze, for a fresh and vibrant option.
Veggie and Hummus Sliders
Create a meatless option by using hummus as a spread and layering your favorite sliced vegetables and cheese.
Buffalo Cauliflower Sliders
Replace the ham with roasted buffalo cauliflower bites and top with blue cheese dressing for a spicy kick.
