Place 1 tbsp of melted chocolate in each mold, swirl to coat sides. Freeze molds for 3 minutes.
Warm a plate in the microwave, melt edges of unfilled halves, and sandwich with filled halves. 1. Optionally, use melted chocolate to seal and drizzle, then add toppings.
Place the hot chocolate bomb in a glass or a mug. Pour hot or warm plant-milk over the top of the hot chocolate bomb. You want to be sure it is pretty warm so everything melts and dissolves properly. Stir everything together and enjoy!