redoubleday on "Change text at bottom of website"

Website: http://www.gochyacooking.com/
At the very bottom in black you see: Copyright GochYa Cooking and Cynthia Goch © 2014
I want to change that text. I am not a programmer and need to find it - looked everywhere. When I go to Settings-Editor I don't see a footer.php - so if I need to edit that can you tell me how to access the footer.php file? Thank you