This layered chocolate cake includes butterfinger cookie dough layers, with a moist chocolate cake, creamy chocolate topping, and a peanut butter cream cheese frosting. (namelymarly.com)
Hmm, I haven't had any issues with separation in this particular recipe, although I've had it happen with other recipes in the past (e.g., chocolate and cookie dough layers separating), so I definitely know what you're referring to. (blissfulbasil.com)
Was there supposed to be a dividing of the butter for the cookie dough layer? (halfbakedharvest.com)