First ,buy some bananas and a cup of milk.<h3><br></h3> <h3>Then，peel one banana and cut it into pieces..</h3> <h3>After that, put them into the blender and pour some milk into the blender .</h3> <h3>Then , turn on the blender and srit for 10 seconds .</h3> <h3> Finally, pour the banana milkshake into a cup and enjoy it .</h3>