This Chinese chicken wild mushroom casserole is made for Full GAPS and bakes the chicken directly in a thick mushroom gravy. Bone-in thighs begin roasting on their own, while three kinds of mushrooms cook with ginger, garlic, chicken meat stock, coconut aminos, cider vinegar, and raw honey. The two parts meet for the final bake, so the chicken finishes in the sauce and every serving comes from one warm casserole dish.
The finished casserole should have browned chicken skin above the gravy and fully cooked meat underneath. The gravy stays creamy without flour, starch, or dairy because half of the mushrooms are blended and stirred back into the sliced mushrooms. That gives the sauce body while keeping crimini, oyster, and shiitake pieces visible.

Why Bake the Chicken in the Gravy?
The casserole method keeps the serving part simple. Instead of arranging roasted chicken and stovetop gravy separately, you pour the mushroom sauce into the same baking dish, return the chicken to the top, and let everything finish together. The juices from the first roast become part of the measured gravy liquid rather than staying behind in the pan.
In a house with six kids, I appreciate a dinner that moves into one dish before the last stretch of cooking. I can clear the mushroom skillet and blender while the casserole finishes, and the dish can go straight to the table. The method still gives you clear checkpoints, so you are not guessing whether the mushrooms, gravy, or chicken are ready.
Choose Bone-In Skin-On Chicken
Use two pounds of bone-in skin-on chicken thighs or whole legs. Pat the chicken dry before coating it with two tablespoons of duck fat and mineral salt. Dry skin browns more evenly, while the skin and bones help protect the meat during the two-part bake.
Arrange the pieces in one layer in a Le Creuset Heritage Artichaut rectangular baking dish. Every piece should touch the bottom without stacking. If your chicken pieces are unusually large and will not fit in one layer, use a second suitable baking dish rather than crowding them.
Use Three Kinds of Mushrooms
Fresh crimini or shiitake mushrooms make up most of the sauce. Fresh oyster mushrooms add the wild-mushroom shapes promised by the recipe, and dried shiitake contribute concentrated mushroom flavor after they are softened, rinsed, and sliced. Using all three gives you a smooth gravy base with recognizable pieces throughout it.
Slice the crimini or fresh shiitake to a similar thickness. Tear large oyster mushrooms into bite-size pieces so they soften at the same pace. After the covered sauté, the fresh mushrooms should look glossy and flexible rather than chalky or dry at the center.
Rehydrate the Dried Shiitake First
Put three-quarter cup dried shiitake mushrooms in a small stainless-steel saucepan with one and one-half cups water. Cover and simmer for fifteen to twenty minutes. Check the pot during the last few minutes, because the mushrooms should soften without the water evaporating completely.
Drain the mushrooms in a colander and rinse them well. Let them cool until they are comfortable to handle, then slice them. The soaking water is not used as the stock in this recipe. The gravy uses homemade raw-meaty chicken stock combined with the chicken juices collected after the first bake.
Give the Chicken a Head Start
Heat the oven to 375°F. Melt two tablespoons duck fat in the baking dish as the oven warms, then roll the chicken through the fat. Season with mineral salt and turn the pieces again so the fat and salt cover the surface. Set every piece skin-side up before the dish goes into the oven.
Bake for forty-five minutes. At this point the chicken should be partially cooked and beginning to brown, but it does not need to be fully done. Move the chicken temporarily to a large plate with tongs. Keep the baking dish and every drop of accumulated chicken juice and melted fat.
Build the Mushroom Base in Duck Fat
While the chicken bakes, melt the remaining two tablespoons duck fat in a large Artichaut skillet over medium heat. Add the sliced rehydrated shiitake, four cups fresh crimini or shiitake, one cup oyster mushrooms, grated ginger, garlic, and one-half teaspoon mineral salt.

Sauté for five minutes, stirring so the ginger and garlic move through the mushrooms. The mushrooms will darken, release moisture, and begin to collapse. Cover the skillet, reduce the heat to low, and cook for five minutes more. The pan should smell deeply mushroomy with a clear ginger-and-garlic note, and the mushroom pieces should bend easily when pressed with the spoon.
Measure the Roasting Liquid and Meat Stock Together
Pour the chicken juices and melted fat from the baking dish into a two-cup liquid measuring cup. Add enough homemade chicken meat stock to bring the total liquid to one and two-thirds cups. Depending on how much liquid your chicken released, you may not need the whole stock amount set out before cooking.
This measurement matters. Adding one and two-thirds cups of stock on top of the roasting juices would make the sauce too loose. Measuring the two liquids together preserves the flavor from the chicken while giving the mushroom puree enough liquid to blend.
Blend Half the Mushrooms Into the Gravy
Put about half of the sautéed mushroom mixture in a glass blender. Add the measured roasting-liquid-and-stock mixture, two tablespoons coconut aminos, one teaspoon apple-cider vinegar, and one teaspoon raw honey. Let the mixture cool from very hot to warm before securing the lid.
Blend for about thirty seconds. The mixture should become smooth and medium brown, with no large mushroom pieces circling the jar. Stir the puree back into the unblended mushrooms. The gravy should look creamy and pourable, with slices and oyster-mushroom pieces distributed through the smooth base.
This recipe uses Nutiva Organic Original Coconut Aminos, formerly Coconut Secret. The current manufacturer ingredient list is organic coconut tree sap and sea salt. Soy sauce, tamari, teriyaki sauce, and flavored coconut-aminos blends do not belong in this version.
Assemble the Casserole for the Final Bake
Pour the mushroom gravy into the empty baking dish. Return the partially roasted chicken to the dish skin-side up, keeping the skin above the sauce as much as possible. The gravy should surround the pieces rather than completely covering their tops.

Bake for another twenty-five to thirty minutes. The gravy should bubble gently around the edges and thicken enough to cling to a spoon. The chicken skin should deepen in color instead of turning pale under the sauce.
Know When the Chicken Is Done
Check the thickest piece without touching the bone. An instant-read thermometer should register 165°F, and the juices should run clear when the thickest meat is pierced to the bone. The meat should feel tender, but the pieces should still hold together when lifted with tongs.
Let the casserole settle briefly before serving. The bubbling will quiet and the gravy will thicken slightly as it stands. Spoon gravy and whole mushroom pieces around each piece of chicken, then divide the measured sliced green onions over the top.
What the Finished Casserole Should Look and Taste Like
The chicken should sit above a silky brown gravy, with browned skin still visible and mushroom slices tucked around every piece. The sauce should move slowly when spooned but should not look gummy or hold the shape of the spoon. The blended mushrooms provide the thickening, so there is no flour, arrowroot, tapioca, or other starch.
The first aroma should be roasted chicken and mushrooms, followed by ginger and garlic. Coconut aminos and honey round the cider vinegar without making the casserole taste sweet. The wild mushrooms should remain recognizable enough to give each serving a mix of smooth gravy and tender mushroom texture.

Where It Fits on GAPS
This is a Full GAPS casserole after mushrooms, coconut aminos, cider vinegar, raw honey, ginger, garlic, and green onion are accepted. It is not an Introduction Diet recipe. Changing bone broth to meat stock does not move the complete mushroom-and-coconut-aminos casserole into an Intro stage.
The recipe is dairy-free, egg-free, nut-free, grain-free, and starch-free. Serve it with vegetables that fit your household’s current Full GAPS approach. Rice and potatoes from the original serving suggestions are not part of this GAPS version.
Serving and Storage
Serve the casserole hot with roasted cauliflower, mashed cauliflower, or a simple green salad. Keep the serving section simple so the chicken and three mushroom textures remain the center of the meal.
Cool leftovers promptly and refrigerate them covered for up to five days. Reheat in a covered baking dish at 300°F for about twenty-five minutes, until the chicken and gravy are hot through. If the cold gravy has become very thick, stir in a spoonful of chicken meat stock before reheating.
Recommended Equipment
You need a Le Creuset Heritage Artichaut rectangular baking dish, a small stainless-steel saucepan with a lid, a colander, a large Artichaut skillet with a lid, tongs, a two-cup liquid measure, a heat-safe bowl, a glass blender, measuring cups and spoons, and an instant-read thermometer.
The baking dish needs enough room for the chicken to sit in one layer. The liquid measure must be large enough to hold the collected roasting juices and added stock together so you can stop precisely at one and two-thirds cups.
Frequently Asked Questions
Why Do I Measure the Chicken Juices and Stock Together?
The roasting juices count toward the one-and-two-thirds-cup gravy liquid. Topping them up with stock keeps the sauce concentrated and prevents an overly thin casserole.
Can I Use Bone Broth?
Use homemade raw-meaty chicken stock for this Full GAPS recipe. Meat stock and long-cooked bare-bone broth are different preparations with different protocol timing.
Can I Use Soy Sauce or Tamari?
No. Use the verified two-ingredient coconut aminos listed in the recipe. Soy sauce and tamari are not substitutions here.
Why Is Only Half the Mushroom Mixture Blended?
Blending half makes the gravy creamy without starch. Keeping the other half whole gives every serving visible slices and oyster-mushroom pieces.
Can I Double the Casserole?
Yes. Double every ingredient and use two baking dishes so the chicken stays in one layer. Sauté the mushrooms in batches if needed, and blend the warm gravy in batches within the blender’s safe capacity.
Chinese Chicken and Wild Mushroom Casserole Recipe

Chinese Chicken and Wild Mushroom Casserole for Full GAPS
Ingredients
Equipment
Method
- Heat the oven to 375°F. Put the dried shiitake mushrooms in the stainless saucepan with 1 1/2 cups water. Cover and simmer for 15 to 20 minutes, watching the final minutes so the water does not evaporate. Drain, rinse well, cool enough to handle, and slice.
- Melt 2 tablespoons duck fat in the Artichaut baking dish as the oven heats. Roll the chicken through the fat, season with mineral salt, turn again to coat, and arrange skin-side up in one layer.
- Bake the chicken for 45 minutes, until it is partially cooked and beginning to brown. Transfer the chicken to a plate with tongs, leaving the baking dish and every drop of cooking juice and melted fat.
- While the chicken bakes, melt the remaining 2 tablespoons duck fat in the Artichaut skillet. Add the rehydrated shiitake, fresh mushrooms, oyster mushrooms, ginger, garlic, and 1/2 teaspoon salt. Sauté for 5 minutes, then cover and cook over low heat for 5 minutes, until glossy and pliable.

- Pour the chicken juices and melted fat into a 2-cup liquid measure. Add enough chicken meat stock to total 1 2/3 cups. Put half the mushroom mixture in the blender with the measured liquid, coconut aminos, vinegar, and honey. Cool from hot to warm, then blend for about 30 seconds, until smooth. Stir the puree into the unblended mushrooms.
- Pour the mushroom gravy into the empty baking dish. Return the partially roasted chicken skin-side up, keeping the skin above the gravy as much as possible.

- Bake for 25 to 30 minutes more, until the gravy bubbles gently, the chicken skin is browned, the juices run clear when pierced to the bone, and an instant-read thermometer away from the bone reads 165°F. Let settle briefly and divide the green onions over the servings.
Notes
Tried this recipe?
Let us know how it was!Try the Separate-Roast Version
If you prefer to keep the chicken and gravy separate until serving, make Chinese Chicken With Wild Mushroom Gravy for Full GAPS. It uses the same mushroom-rich flavor profile with a different cooking method and its own complete recipe card.
More Soups and Stews for the Family Table
For more family-sized dinners built around meat stock and practical batch cooking, our planned Soups & Stews Cookbook is the most relevant resource for this meal. Watch the WFLI shop as it is released.


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