Citron watermelon (AKA Pie Melon, Tsamma, and Colorado Preserving Melon) is said to be useful for making pies, preserves, jam, pickles and such. It is not used for fresh eating, typically, and is hard ...
I've seen several recipes of the two pies and even then I don't know if there is an original. Usually in Dutch Pie I see use based on a dough made with melted butter and crushed crackers. As filling ...