01 -
In a small bowl, blend vanilla sandwich cookie crumbs with melted unsalted butter and 1 tablespoon Halloween sprinkles until thoroughly combined.
02 -
Distribute the crust mixture evenly into 28 two-ounce plastic cups using a scoop or spoon. Firmly press the crumbs into the base of each cup to compact.
03 -
In a large mixing bowl, combine instant vanilla pudding mix with milk and whisk vigorously until smooth. Refrigerate mixture for 5 minutes to allow it to set slightly.
04 -
Pour heavy cream into the chilled pudding mixture. Using an electric hand mixer set to medium-high, whip until thickened and mousse-like. Add a few drops of green and yellow gel food coloring, mixing to achieve the desired hue.
05 -
Transfer the mousse filling into a piping bag and pipe into each cup over the crust layer, filling until approximately three-quarters full.
06 -
Sprinkle the tops with the Halloween sprinkle blend. Seal each cup with a fitted lid and refrigerate until ready to serve. Cups may be enjoyed immediately or stored for 2 to 3 days.