Combine icing sugar, vanilla, and soy milk in a small bowl, and whisk together with a fork until smooth. if you want a thinner consistency, add soy milk in ½ tsp increments until satisfied. If you accidentally make it too thin, add a tbsp of sugar.
Assemble cooked pierogies in a bowl/basket, and add apple pie filling on top.
Drizzle with vanilla glaze.
Dust with nooch to taste.
Add crushed breakfast cereal.
Dust with apple pie spice to taste.