You may want to add water to melting chocolate in an attempt to achieve a liquidy texture. ... The easiest way to melt ...

Beat in melted chocolate and vanilla until fully incorporated, 30 seconds to 1 minute. Beat cream in a separate large bowl with an electric mixer on medium until stiff peaks form, about 4 minutes.

Combine one 15 ¼ oz. box cake mix (any flavor), ½ cup vegetable oil, 2 eggs, and the mix-ins of your choice—such as chocolate chips or M&Ms—in a large bowl. Stir until combined, then ...