Chocolate chips, cocoa powder ... Whisk together egg yolks, buttermilk, oil, and vanilla in a medium bowl until smooth. Pour buttermilk mixture into flour mixture, and gently fold using a rubber ...

But when I got married, I faced a small heartbreak. My new home was vegan. No dairy. No buttermilk. The thought of never having my favorite drink again left me with a strange void. One day ...