2006, Diana Abu-Jaber, The Language of Baklava, page 255:
After our repast of two diminutive chicken kabobs, two dollops of yogurt, and two steamed Zucchini quarters each, Roni clears away the dishes and returns with a plate of jaw-breaking, fillings-yanking, elderly butterscotch chewies.
2009, Foy Allen Edelman, Sweet Carolina Favorite Desserts and Candies from the Old North State, unnumbered page:
You may remember Dianne Lambert's caramel squares as butterscotch chewies or blondies.
2011, Lisa Fain, The Homesick Texan Cookbook, unnumbered page:
Chocolate chewies are light, crisp, and, yes, chewy chocolate cookies that are studded with chocolate chips and pecans.
These are not exactly like the chocolate chewies Gottlieb's sold, but they are probably as close as a home baker will ever get.
2013, Monica Holland, Lick the Bowl Good Classic Home-Style Desserts with a Twist, unnumbered page:
One day while flipping through a magazine I found a recipe for double chocolate chewies.
2017, The Perfect Cookie: Your Ultimate Guide to Foolproof Cookies, Brownies & Bars, page 63:
While many versions of the chocolate chewy exist and can be found in bakeries across the country, we wanted are fined recipe for a simple-to-make cookie so we could get our chocolate fix any time.