Mix the blended cottage cheese, peanut butter, honey, and vanilla extract until completely smooth and creamy. Divide into 3 small serving dishes or glasses.
Mix chocolate and heavy cream in a microwavable bowl. Microwave in 20-second bursts, stirring in between, until smooth. Let cool slightly.
Drizzle mousse with chocolate ganache and sprinkle with chopped peanuts. Enjoy immediately or refrigerate overnight.