A method of making bread is provided. The method includes a thermally treated dough making process of forming a thermally treated dough, a sponge making process of forming a sponge, a dough mixing process of mixing the thermally treated dough and the sponge with wheat flour, salt, butter, dried yeast, dried milk, sugar, egg, and water to form a dough mixture and stirring the dough mixture, a division process of dividing the dough mixture into equal-sized dough pieces, a first fermentation process of rolling out and fermenting the divided dough pieces for a predetermined period of time, a molding process of molding the dough pieces to fit a bread pan, a second fermentation process of fermenting the molded dough pieces in the bread pan, and a baking process of heating the fermented dough pieces.