Homemade oven-baked potato chips sound perfect—but unfortunately, they often end up as a soggy, burnt, or chewy disappointment. The reason? Potatoes are packed with starch and moisture.

If you want to avoid deep-frying and still get maximum crunch, proper preparation is key. Here’s the ultimate 3-step trick for perfectly crispy and super-light oven-baked chips:

The trick: Remove the starch, cook, and dry
To get the perfect texture, simply slicing the potatoes isn’t enough. The secret lies in the combination of soaking, briefly pre-cooking, and extremely thorough drying.

Step 1: Slice thinly and wash out the starch
Slice or grate the potatoes (preferably waxy potatoes) into paper-thin slices (about 1 mm).

Place the slices in a bowl of ice-cold water for at least 15 to 30 minutes. You’ll see the water become cloudy—that’s the excess starch that would make the chips soggy later. Then rinse them thoroughly.

Step 2: The Secret Tip – The Vinegar Bath (Optional, but brilliant)

Bring water to a boil in a pot and add a splash of white vinegar (about 1–2 tablespoons).

Pre-cook the potato slices in it for exactly 3 minutes.

Why? The vinegar ensures that the pectin in the potatoes remains stable. The slices won’t fall apart but will pre-cook evenly, which will make them extremely crispy in the oven later. Don’t worry: You’ll hardly taste the vinegar afterward.

Step 3: Absolute Dryness (The Most Important Rule)
Spread the slices out on a clean kitchen towel or paper towel.

Pat them meticulously dry. The less residual moisture there is on the chips, the faster they will bake to crispiness instead of steaming in the oven.

The Final Step: Baking the Perfect One

Now comes the super-easy part: You only need a minimal amount of fat.

Place the dried slices in a bowl and toss them with just 1 to 2 teaspoons of vegetable oil (e.g., rapeseed or sunflower oil) and your favorite spices (salt, paprika, garlic). Each slice should be very lightly coated with oil.

Arrange the slices on a baking sheet lined with parchment paper, making sure they don’t overlap.

Bake them in a preheated oven at 180°C (350°F) convection for about 15 to 20 minutes.

Important: Stay by the oven from minute 12 onwards! The transition from “perfectly golden brown” to “bitter and burnt” often takes only seconds.

Extra Crunch Tip: Let the chips cool briefly on a wire rack after baking. Cooling allows the last traces of moisture to evaporate, making them noticeably crispier!