Lay out tartlets on cookie tray lined with parchment paper or foil so that they defrost.
Preheat oven to 375 degrees.
Saute mushrooms in olive oil over medium high heat for 6-8 minutes until liquid is almost gone and mushrooms begin to brown.
Add shallots and saute for 2 minutes more.
Add sage, parsley and salt and pepper to taste. Stir for 1 more minute.
Meanwhile, remove rind from small camembert wheel and put in a small saucepan with spout on low heat. Once the cheese is melted, add sherry and stir to blend.
Pour melted camembert into tartlets and top with mushroom mixture.
Bake for 5 minutes until tartlets are browned.
Recipe by Weekend Table at https://weekendtable.com/2012/12/10/mushroom-tartlets-with-camembert/