Cook potatoes the same size (more or less) over low heat, covered with water and a tablespoon of salt for about 15-20 m. Click a potato occasionally with a small knife. When you can easily prick the potatoes are ready.
Good luck with your dinner,
El Cocinero Andaluz
:chef:I'm trying to teach you (and learn with you) how to cook easy spain's recipes.
Some exemples: "ribs salted", "Paella", "Bravas" and others.
Nice to meet you,
"El Cocinero Andaluz"