Add the cooked corn (removed from cob)and mix well with the onions. Gently place the sprouts back in the pan and let it cook for another 5 minutes on low heat. You may wish to place a lid on the pan for the remaining 5 minutes to allow the steam to further soften the sprouts.
Enjoy.
Recipe by Honestly Nutrition at http://honestlynutrition.com/2017/02/15/pan-seared-brussels-sprouts/