Wash the matsutake mushrooms thoroughly and cut them into bite-sized pieces.
Slice the garlic into thin pieces.
Add cooking oil to a pan and sauté the garlic.
Add the matsutake mushrooms and stir-fry over high heat.
Add soy sauce, allulose syrup, cooking wine, and water, then simmer.
When the liquid is almost reduced, add sesame oil and ground black pepper, and mix well.
Transfer to a plate to finish.