Irish Nachos Potato Slices

The first time I made Irish Nachos was during a St. Patrick's Day party years ago. I ran out of tortilla chips but had a mountain of potatoes, so I just went for it. Now my friends actually request them over regular nachos, and honestly, I get it. There's something about that potato-cheese-bacon trifecta that feels like comfort food leveled up.

Last March, my sister-in-law hovered over the baking sheet, picking off the cheesy edges before they even hit the table. We ended up standing around the counter eating them straight from the pan because nobody wanted to wait for plating. That's when I knew this recipe was a keeper.

Ingredients

• 4 large russet potatoes: Russets have the perfect starch content to get crispy without burning, and they hold up beautifully under layers of cheese
• 2 tablespoons olive oil: Helps achieve that golden crispiness we're after, and a little goes a long way
• 1 teaspoon kosher salt: Don't skip this, it seasons the potatoes from the inside out
• 1/2 teaspoon black pepper: Freshly ground makes a noticeable difference here
• 1 1/2 cups shredded cheddar cheese: Sharp cheddar gives you that tangy punch that cuts through the richness
• 4 slices bacon: Cook it until really crispy so it doesn't get soggy under the cheese
• 1/2 cup sour cream: The cool tang balances everything perfectly
• 1/4 cup sliced green onions: Fresh pop of color and mild onion flavor
• 1/4 cup diced tomatoes: Adds a juicy brightness that cuts through all the rich elements
• 1/4 cup pickled jalapeños: Optional but honestly recommended for that authentic nacho kick
• 2 tablespoons chopped fresh parsley: Makes it look like you put in way more effort than you actually did

Instructions

Get your oven ready:

Preheat to 425°F and line a large baking sheet with parchment paper for easier cleanup later

Prep those potatoes:

Toss the potato slices with olive oil, salt, and pepper until every piece is lightly coated, then arrange them in a single layer without overlapping

Bake until crispy:

Pop them in the oven for 25 to 30 minutes, flipping once halfway through, until they're golden and starting to crisp around the edges

Add the good stuff:

Transfer the crispy potatoes to an oven-safe platter or keep them on the sheet, then top evenly with all that cheddar cheese and crumbled bacon

Melt it together:

Return to the oven for 5 to 7 minutes until the cheese is completely melted and bubbling

Finish with flair:

Remove from the oven and dollop with sour cream, then sprinkle with green onions, tomatoes, jalapeños if using, and that fresh parsley

Serve immediately:

These are best eaten hot while the cheese is still melty and the potatoes are at their crispiest

Save

My husband now requests these for Sunday football instead of wings, and I'm not even mad about it. There's something oddly satisfying about watching friends realize they're eating potatoes instead of chips and not caring one bit because they're so good.

Making It Your Own

The beauty of Irish Nachos is how forgiving they are with toppings. I've made them with leftover roasted potatoes in a pinch, and they still turned out fantastic. Sometimes I'll add black beans or corn if I want to stretch them to feed more people, and nobody's complained yet.

The Perfect Pairing

A cold Irish stout or hard cider cuts through the richness perfectly. I've also served these alongside a simple green salad to make it feel like a complete meal. The contrast between hot, cheesy potatoes and something crisp and fresh is pretty unbeatable.

Make Ahead Magic

You can bake the potato slices up to a day ahead and store them in the fridge. When you're ready to serve, just top with cheese and bacon and reheat until melted. Last minute toppings like sour cream and tomatoes go on right before serving so they stay fresh and vibrant.

• Set up a topping bar and let everyone build their own
• Keep extra sour cream nearby, it always goes fast
• Double the recipe if you're feeding more than four people

Save

These Irish Nachos have become my go-to for those nights when I want comfort food but need to feed a crowd. There's never a single slice left on the platter, and that's pretty much the highest compliment I can ask for.

Questions & Answers

→ What makes these Irish instead of traditional?

Instead of tortilla chips, this version uses thinly sliced russet potatoes baked until golden and crispy. The potato base gives a heartier, more substantial texture that pairs perfectly with classic melted cheese and bacon toppings.

→ Can I prepare the potatoes ahead of time?

Yes, you can slice and season the potatoes up to 24 hours in advance. Store them in the refrigerator with paper towels between layers to absorb excess moisture. Bake fresh before adding toppings for the crispiest results.

→ What other toppings work well?

Black olives, guacamole, salsa, diced avocado, pickled red onions, or cooked ground beef make excellent additions. Try swapping cheddar for pepper jack or adding a drizzle of ranch dressing for extra flavor variety.

→ How thin should I slice the potatoes?

Aim for slices about 1/8 inch thick—similar to potato chips but slightly thicker. Using a mandoline slicer ensures even thickness, which helps all pieces cook uniformly and crisp up beautifully in the oven.

→ Can I make this vegetarian?

Simply omit the bacon or use vegetarian bacon bits. The cheesy potato base remains delicious, and you can add extra vegetables like bell peppers, corn, or black beans to maintain the hearty, satisfying nature of this appetizer.