How to make pasta dough?

Here are two great homemade pasta recipes from Food52 members:

cdilaura's easy homemade gnocchi:
http://www.food52.com/recipes/9460_grandma_dilauras_italian_ricotta_gnocchi

tuscanfoodie's butternut tortellini -- you could easily use this dough to make other pasta shapes:
http://www.food52.com/recipes/7408_butternut_and_amaretto_tortelli_with_brown_sage_butter