Bake brownies & cut into individual squares. Freeze.
Meringue:
4 egg whites
½ tsp cream of tartar
2/3 cup brown sugar
Arrange brownies on cookie sheet. Put scoop of ice cream on top (Heavenly Hash is best)
Cover with meringue. Be sure to completely seal. Can be frozen or baked right away. Heat oven to 500. Bake on lowest rack in oven 3-5 min, until meringue is lightly browned. Serve immediately