Spray an 8x8 inch baking pan with cooking spray.
Press crescent roll dough into the bottom and partially up the sides of the pan.
Bake at 375 degrees for 12-14 minutes or until crust is golden brown.
In a separate bowl, combine cream cheese, sour cream, and ranch dressing mix.
Spread over cooled crescent roll crust.
Top with additional ingredients.
Refrigerate until ready to serve.
Cut into squares and enjoy!