These crispy walnuts are soaked in warm salt water, drained, and dried slowly until the pieces are crisp all the way through. You start with four cups of walnut halves and pieces, two teaspoons of sea salt, and enough filtered water to cover them. Once dry and cool, the walnuts are ready to chop for a salad or keep refrigerated for a Full GAPS snack.
The drying happens in a very low oven, no hotter than 150°F. This is a long preparation with short hands-on steps. Allow at least seven hours for soaking and twelve to twenty-four hours for drying, plus time to measure, drain, and cool the batch.
Our older kids can cook and follow directions. For a preparation that runs longer than an ordinary meal, clear directions matter: when to start, when to drain, and what finished should feel like. The useful endpoint here is a dry, crisp walnut, rather than simply reaching the end of an overnight timer.
Start With Fresh Walnuts
- 4 cups raw walnut halves and pieces, preferably freshly shelled
- 2 teaspoons sea salt
- Filtered water, enough to cover
Measure the walnuts as halves and pieces before soaking. This is not a four-cup measurement of finely chopped nuts or walnut flour. Smaller pieces pack more closely into a cup, so keep that distinction when measuring a batch.
Dr. Natasha’s 2020 book recommends buying walnuts in their shells and cracking them at home because shelled walnuts are vulnerable to rancidity. Pick out shell fragments after cracking. The nuts should smell fresh, without a stale or rancid smell.
The salt goes into the soaking water. You are not making a sugary or spiced coating, and there is no honey or oil added to the drying pan. Keep this batch plain so you can use the walnuts in different finished recipes.
Water is added to cover the nuts rather than measured as a fixed number of cups. Bowl shape and the size of the walnut pieces affect how much you need. Choose a bowl with enough room for the walnuts and their soaking water.
Plan For Soaking And Slow Drying
The soak takes at least seven hours, or overnight. After draining, the drying step takes twelve to twenty-four hours. The minimum combined time is about nineteen hours, and a batch that needs the full drying range takes about thirty-one hours after a seven-hour soak. A longer overnight soak adds more time.
That is elapsed time, not nineteen hours standing at the counter. The hands-on jobs are measuring, mixing, draining, spreading, turning occasionally, and checking a cooled piece for dryness. Plan the start so you can handle the draining and drying checks when you are home.
Keep the drying temperature at or below 150°F, about 65°C. Check the actual oven temperature with an oven thermometer. A low setting on the dial is only useful if the oven can maintain the low heat this method needs.
Check the oven’s lowest setting before starting the soak. This oven method needs a temperature no hotter than 150°F. An oven whose lowest setting is higher needs a different drying setup; don’t turn the heat up to shorten the long drying step.
How To Make Salt-Soaked Crispy Walnuts
- Measure and cover. Put four cups of walnut halves and pieces in a roomy glass bowl. Add two teaspoons of sea salt and enough warm filtered water to cover. Mix so the salt disperses through the water.
- Soak. Leave in a warm place for at least seven hours or overnight.
- Drain and spread. Drain the walnuts in a stainless steel colander. Spread them on a stainless steel baking pan so they can dry evenly. Use another pan if needed rather than leaving a deep pile.
- Dry slowly. Place in an oven no hotter than 150°F, about 65°C. Dry for twelve to twenty-four hours, turning occasionally, until the walnuts are completely dry and crisp.
- Cool and check. Let a piece cool and break it open to check the center. Continue drying if the inside is still damp or soft. Cool the finished batch completely.
- Refrigerate. Transfer the cool walnuts to an airtight container and store in the refrigerator. Chop and measure them when using in another recipe.
After soaking, the nuts will be wet and softer than the dry walnuts you started with. That is not the finished snack texture. Drain them before spreading them out so the pan does not hold a pool of soaking water.
Spread the pieces out instead of leaving them mounded in the middle. Wet nuts underneath a pile have a different drying path from pieces exposed at the surface. A second pan is helpful when the first one is crowded.
Turn the walnuts occasionally during drying, moving pieces from the edges as well as the center. This also lets you check whether one part of the pan is drying faster. Keep the heat low throughout; this is not a quick high-temperature toast.
The surface can feel dry before the middle is ready. Cool a piece enough to handle, break it, and check the inside. The finished nut should be crisp through the center, without a damp, bendy interior. If it isn’t, continue the low-temperature drying.
Let the whole batch cool before closing the storage container. Warm walnuts can release moisture as they cool. Starting with a fully dry batch and cooling it before storing helps you keep the texture you worked to achieve.
Using Prepared Walnuts On Full GAPS
GAPS includes walnuts when nuts have been introduced and the digestive system is ready for them. The 2020 book describes soaking, sprouting, or fermenting nuts, then draining and drying them for snacking. This recipe uses the soaking-and-drying route.
This plain batch contains no dairy or egg ingredient. It does contain walnuts, so it is not nut-free. There is no dairy culture added to the soak. The salt-and-water preparation keeps the walnuts useful in dishes that don’t otherwise contain milk ingredients.
For baking, GAPS nut flours need their own fermentation preparation. These walnut halves and pieces are for snacking and recipes that use prepared nut pieces. The separate dry fermented almond meal follows a different method for a baking ingredient.
Crispy Walnuts Recipe
Salt-Soaked Crispy Walnuts for Full GAPS
Ingredients
Equipment
Method
- Put the measured walnut halves and pieces in a roomy glass bowl. Add the sea salt and enough warm filtered water to cover. Mix so the salt disperses through the water.
- Leave in a warm place for at least seven hours or overnight.
- Drain in a stainless steel colander. Spread on stainless steel baking pans so the nuts can dry evenly; use another pan rather than leaving a deep pile.
- Dry in an oven no hotter than 150°F, about 65°C, for twelve to twenty-four hours. Turn occasionally and continue until completely dry and crisp.
- Cool a piece enough to handle, break it and check the center. If still damp or soft inside, continue the low-temperature drying. Cool the finished batch completely.
- Put the cool walnuts in an airtight container and refrigerate. Chop and measure the finished walnuts when another recipe calls for them.
Notes
Tried this recipe?
Let us know how it was!Chop And Measure For The Next Recipe
The batch makes about four cups of prepared walnuts. Piece size, draining, and drying can affect the finished volume. Measure what the next recipe calls for after the walnuts are prepared, rather than assigning part of the soaking batch to a finished measurement.
If a recipe calls for half a cup of chopped prepared walnuts, chop some of the dry walnuts first, then measure the half cup. A half cup of large halves is not the same packed volume as a half cup of small pieces.
Warm carrot salad with raisins and walnuts is one way to use prepared walnuts alongside vegetables. Cranberry pineapple sauce with walnuts uses them in a fruit preparation. Follow each dish’s own quantity when adding the chopped nuts.
Keep Walnuts Refrigerated
Store the completely cool walnuts in an airtight container in the refrigerator. Even after drying, walnuts belong in cold storage. Their storage method differs from nuts that keep well at room temperature.
Label the container with the preparation date. Take out the portion you want and return the rest to the refrigerator. Keeping the larger pieces intact until you need them also leaves you the option of serving halves or chopping them more finely for a particular dish.
Start with fresh walnuts and keep the finished batch cold. When you open the container, the walnuts should still smell fresh. Discard any that smell stale or rancid.
Equipment For Low-Temperature Drying
You need a roomy glass bowl, a stainless steel colander, stainless steel baking pans, and an airtight refrigerator container. Choose enough pan space to spread the nuts out. There is no need to grease the pans.
An oven thermometer such as the Taylor 5932 helps you check the actual low oven temperature. Taylor lists its range as 100–600°F, which includes the 150°F upper limit for this preparation. Position it where you can read the oven temperature while the walnuts dry.
Frequently Asked Questions
Can I Start With Chopped Walnuts?
Start with the measured halves and pieces. Chop after preparing them when another recipe calls for chopped walnuts. Finely chopped nuts fit differently into the measuring cup.
Why Are The Walnuts Still Soft?
The drying range is twelve to twenty-four hours, with complete dryness and crispness as the endpoint. Check the center of a cooled piece. Keep drying gently if it is still damp, and spread a crowded pan more thinly.
Does The Salt Stay In The Recipe?
The two teaspoons are mixed into the soaking water, which is drained away. There is no second measured salt coating added before drying.
Can I Double The Batch?
Use eight cups walnuts and four teaspoons sea salt, with enough water to cover. Allow more bowl and pan space. The walnuts still need the full soak and a completely dry center; doubling the amount does not mean piling them deeper on one pan.
Can I Grind These Into Baking Flour?
Grinding these pieces does not ferment them. Use a fermented nut-flour preparation for GAPS baking. These are prepared walnut pieces for snacks and dishes that call for them.
Plan The Long Kitchen Preparations
The planned Weekly Kitchen Rhythm Planner is a useful fit for preparations with a start time, a draining step, and later checks. Watch the WFLI shop for its release. Put the soak and drying checks into your plan before beginning the batch.


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