Group 1 - The article discusses the recipe for making Brioche sandwich bread, detailing the ingredients and preparation steps [1][3][5] - The dough is divided into 50 grams per piece, rolled into balls, and brushed with egg wash before being coated with walnut [10][11] - The fermentation process requires a temperature of 28℃ and humidity of 75% for 50 minutes, followed by baking at 200℃ for the top and 180℃ for the bottom for 15 minutes [12][17] Group 2 - After baking, the bread is cooled, cut in half, and filled with cream sauce, then topped with powdered sugar [18][20][9] - The article also includes a list of notable figures in the baking industry, including champions and industry veterans [26]