01 - 
                Preheat oven and bake chocolate cake according to package instructions. Allow cake to cool completely, then break into approximately 1-inch pieces.
              
              
              
                02 - 
                In a mixing bowl, whisk together instant pudding mix and 1 1/2 cups whole milk until thickened. For a dairy-free alternative, use a thicker milk substitute that sets properly, avoiding almond milk.
              
              
              
                03 - 
                Place half of the cake pieces at the bottom of a trifle dish or large bowl. Spread half of the chocolate pudding evenly over the cake pieces, then spoon half of the cherry pie filling on top.
              
              
              
                04 - 
                Layer remaining cake pieces over the cherry pie filling, then spread remaining chocolate pudding atop the cake. Spoon remaining cherry pie filling over the pudding layer.
              
              
              
                05 - 
                Evenly spread whipped cream topping over the final cherry pie filling layer.
              
              
              
                06 - 
                Refrigerate assembled trifle for at least 30 minutes to allow layers to set. Serve chilled.