A jack cake is a type of cake that can be made with a variety of ingredients, but often includes Jack Daniels whiskey in the recipe. Some examples of jack cake recipes include:

• Jack Cake with Jack Daniels Buttercream: This cake is made with a white cake batter and covered in a buttercream frosting flavored with Jack Daniels whiskey.

• Chocolate Jack Cake: This cake is a deeply chocolate cake that is lightly flavored with whiskey. It has a dense crumb and is topped with a lightly sweetened whipped cream.

• Jacks Cake: This cake is a recipe inspired by Captain Jack Harkness of the BBC TV series, Torchwood. The recipe includes ingredients such as flour, sugar, eggs, and milk, but does not include whiskey.

• Cracker Jack Cake: This cake is a yellow cake with peanut butter frosting, fresh roasted peanuts for crunch, and homemade caramel sauce. It is not made with whiskey.

Overall, a jack cake can refer to any cake recipe that includes Jack Daniels whiskey as an ingredient, but there are many variations of this type of cake.