Preheat oven to 350 degrees. Arrange baking cups on cookie sheet.
Combine pumpkin, sugar substitute, cinnamon, ginger and nutmeg with mixer. Add eggs and beat lightly until just combined. Gradually stir in evaporated milk and heavy cream; mix well.
Carefully pour mixture into baking cups.
Bake for 30 minutes or until a knife inserted into the center comes out clean. Move cups to wire rack to cool. Refrigerate at least 2 hours before serving.