In a large bowl, whisk milk, pudding mixes and Devotion Nutrition Angel Food Cake Flavor Protein for 2 minutes. Let stand for 2 additional minutes or until soft-set.
In a 3-qt. trifle bowl or glass bowl, layer half each of the cake cubes, pudding, whipped topping and peanut butter cups. Repeat layers. Refrigerate trifle until serving.