Follow manufacturer’s directions on bag. Scale 3 lbs batter into full baking sheet pans.
Bake at 350°F for 15-20 minutes. Cool.
Finish by cutting each full sheet pan into 48 squares. Crumble 1 square of cake per trifle. Build trifles in 8 oz jars with 3 layers each of cake crumbles, Vanilla VelveTop® and fresh berries. Garnish with fresh mint leaves, VelveTop® and fresh berries.