Traditionally, to prepare haggis a sheep's stomach is stuffed with oatmeal, fats, spices, and what?

Question

In French cuisine, what is the name for a baked dish originating in Germany that is based on a custard made from eggs and milk or cream in a pastry crust, which usually is blind baked before the other ingredients are added for a secondary baking period?

Answer 1

Pluck
The pluck is the heart, liver and lungs. Haggis usually uses sheep's pluck.