Step 1 https://m.media-amazon.com/images/S/aplus-media-library-service-media/3eccd585-0d1e-4efe-9dcc-8a8caa56a990.__CR0,0,300,2 25_PT0_SX300_V1___.jpg Step 2 Insert the housing into the attachment hub. Step 2 https://m.media-amazon.com/images/S/aplus-media-library-service-media/5cb69873-b92e-4ba0-9f60-e310c200e4fa.__CR0,0,300,2 25_PT0_SX300_V1___.jpg Step 3 https://m.media-amazon.com/images/S/aplus-media-library-service-media/55182198-b8a7-4a62-a9f0-a688f06c7ccf.__CR0,0,300,2 25_PT0_SX300_V1___.jpg Slide the blade into the housing & rotate it clockwise. Step 4 https://m.media-amazon.com/images/S/aplus-media-library-service-media/92ac22e1-feb8-49e6-a271-ded305de795a.__CR0,0,300,2 25_PT0_SX300_V1___.jpg Turn the mixer to speed 2-3 ( suggested ) and Use food pusher to feed the food.