No Bake Pumpkin Mousse Pie features a thick Biscoff cookie crust filled with homemade pumpkin spice mousse and topped with fresh whipped cream. It’s the ultimate easy pumpkin pie for Thanksgiving! Download my FREE Make Ahead Baking Guide.
In a medium bowl, combine the cookie crumbs with the melted butter and until moistened. Press the mixture into the bottom and up the sides of the prepared pie dish.