Possible Clues:

• Little output from baker? It’s emotional to watch
• It's saddening to view a dish with very little filling?
• Tiny bit of food that has the same effect as onions?
• Tear-jerker
• It's a sentimental one for short period of time on one of the charts
• Something very sugary has little pastry
• Not much to eat? This is sad to see
• Sad film of little dish
• Minor case involving filling? It'll bring tears to your eyes
• Tear-jerking film