01 - Beat softened cream cheese in large mixing bowl until smooth and creamy texture is achieved.
02 - Incorporate powdered sugar and vanilla extract, beating until fully combined and fluffy.
03 - Whip cold heavy cream in separate bowl until stiff peaks form.
04 - Gently fold whipped cream into cream cheese mixture until smooth and uniform consistency.
05 - Add strawberries, blueberries, and mini marshmallows, folding gently to ensure even coating.
06 - Refrigerate minimum 1 hour for optimal texture and flavor development.
07 - Serve chilled with optional fresh berry garnish.