What ingredients are in a pumpkin pie?

One recipe I found had the following ingredients.

2 cups pumpkin puree 1 cup heavy cream 1/2 cup milk 4 eggs 3/4 to 1 cup granulated sugar, according to taste 1 1/2 teaspoons ground ginger 1/4 teaspoon ground coriander seed 1/2 cup finely chopped crystallized ginger

This does not include the crust witch would have several more ingredients. There are many ways of making pumpkin pie with various different ingredients.

Ingredients:

175 g (6ozs.) Short pastry roll out and line a 230mm (9inch) pie dish

1 cup cooked mashed pumpkin

2 eggs

half a cup of brown sugar

half a teaspoon of salt

half a teaspoon of cinnamon

half a teaspoon mixed spice

quarter teaspoon nutmeg

3 quarters of a cup of milk

Directions:

Mix or beat filling ingredients thoroughly adding milk

last. Pour into pastry shell and bake 20 mins at 220

degrees celsius (425 degrees F) Then about 30 mins at 180 degrees C (350 degrees F) till filling is set.