Crispy Garlic Parmesan Hashbrowns with Secret Dipping Sauce

There's nothing quite like the sound of a hashbrown cracking under your fork. These garlic parmesan hashbrowns deliver that shatteringly crispy exterior with a fluffy, seasoned potato center.

Made from par-boiled russet potatoes, they're easy to prepare and fry up in minutes. Paired with a creamy, spicy secret dipping sauce, they're the ultimate weekend breakfast treat.

Hashbrowns are a breakfast classic, but getting them truly crispy at home can be tricky. This recipe solves that problem with a simple technique: par-boiling the potatoes before shredding. That extra step ensures the shreds are tender inside but can still crisp up beautifully in the hot oil.

A touch of parmesan and garlic powder adds savory depth, while a secret sauce of mayo, ketchup, and hot sauce brings a tangy kick. Whether you serve them alongside eggs or as a standalone snack, these hashbrowns are sure to become a favorite.

Ingredients

Why this recipe works

The key to crispy hashbrowns is removing as much moisture as possible from the shredded potatoes. Par-boiling the potatoes first softens them slightly, making them easier to grate and squeeze dry.

The squeezing step is non-negotiable: less moisture means more steam escapes during frying, resulting in a shatteringly crisp crust instead of a soggy one. The cornstarch also helps absorb excess moisture and adds an extra layer of crunch.

The combination of parmesan and garlic powder not only seasons the potatoes but also helps create a golden, flavorful crust as they fry. The parmesan melts and crisps, creating little pockets of savory goodness. Frying at the right temperature—hot enough to sizzle but not so hot that the outside burns before the inside cooks—ensures a perfectly golden exterior with a fluffy interior.

Notes and substitutions

For the best results, use russet potatoes. Their high starch content yields fluffier hashbrowns. If you only have waxy potatoes like Yukon Gold, they'll work, but the texture will be slightly denser. The parmesan should be freshly grated from a block; pre-shredded cheese often contains anti-caking agents that can affect melting and crispiness.

A box grater or a food processor with a shredding disc both work well. The key is to get thick shreds, not fine ones, so the hashbrowns have a hearty texture. When squeezing out moisture, use a clean kitchen towel or cheesecloth.

You'll be surprised how much liquid comes out—that's the secret to crispiness. If you don't have a towel, you can press the potatoes in a colander with a spatula, but a towel works best.

• russet potatoes: Yukon Gold potatoes can be used, though they may be slightly less crisp.
• cornstarch: Potato starch or arrowroot powder can replace cornstarch in equal amounts.
• vegetable oil: Canola oil, peanut oil, or avocado oil work well for frying.
• mayonnaise: Greek yogurt or sour cream can be used for the sauce, though the flavor will change.

Equipment

• Large pot for boiling
• Box grater or food processor with shredding disc
• Clean kitchen towel or cheesecloth
• Large mixing bowl
• Large skillet
• Spatula
• Small bowl for dipping sauce