01 - Place avocados, cocoa powder, plant-based milk, maple syrup, vanilla extract, and salt into a food processor or high-speed blender.
02 - Process the mixture until smooth and creamy, scraping down the sides as necessary.
03 - Taste and add additional maple syrup if a sweeter flavor is desired.
04 - Spoon the mousse into serving glasses or bowls evenly.
05 - Refrigerate for at least 30 minutes to allow flavors to meld and to set the texture.
06 - Top with fresh berries, shaved chocolate, coconut whipped cream, or mint leaves before serving.