Using a cold bowl and cold beaters, beat 1 cup of whipping cream until stiff peaks form.
Gently fold in 1/2 cup of Nutella. Place in the fridge until ready to use.
Melt chocolate candy coating in microwave.
Coat the inside of mini foil muffin cups with melted chocolate. Allow it to harden before adding a second coat.
Fill a pastry bag with the Nutella mousse and fill the chocolate cups.