Peanut Butter Mousse Brownie Pie Recipe Author: Laura Ames Ingredients One 9″ Pie Crust 1 1/3 cups all purpose flour 1/2 tsp salt 1/2 stick butter, chilled 3-6 tbsp ice cold water Brownies 4 oz dark chocolate, chopped 1 stick butter, cut in cubes 1 tbsp instant espresso or coffee (optional) 2 eggs 1