You'll need the following to begin:
- 2 1/2 lbs. of potato, approx. 4 lg. potatoes or 6 sm. potatoes*
- 2 1/2 cups all-purpose flour, 1/2 cup or more for working dough
- 1/2 tsp. salt
- 1 egg
- Optional: to make cheese potato gnocchi you can add 1/2 cup ricotta, and 1/4 cup grated Parmigiano Reggiano cheese.
...and of course, a dry work space.