Abstract: Provided is a kelp chip manufacturing method which does not require frying with no transformation of the shape of kelp but has high preference. The kelp chip manufacturing method includes: a kelp braizing process of braizing kelp using one of starch syrup, soy source, olive oil or mixture of starch syrup, soy source and olive oil; a kelp heating process of heating the braized kelp in a retort-pouched state; and a kelp freeze-drying process of freeze-drying the heated kelp. The kelp chip manufacturing method can manufacture kelp chips with high preference in texture, taste and so on through the kelp braizing process and the kelp heating process.