Preheat the over to 375 degrees F.Grease or line with paper baking cupsIn a large bowl, blend together the flour, baking powder, baking soda, and salt.In a medium bowl, beat the eggs until foamy.Beat in the brown sugar, butter and molasses (in the egg mixture) until smooth.Combine both mixtures until smoothSpoon the batter into the prepared baking cups, filling each about three quarters full.Bake for 15 to 20 minutes (test with a toothpick in the center and if it comes out clean, it's done!)