Drain the beans
Rinse the beans under cold water
Heat a skillet or saucepan over medium heat
Add a little oil or butter
Add the beans to the pan
Stir in salt
Add garlic, onion, cumin, or chili powder if desired
Cook for 5 to 10 minutes, stirring occasionally
Add a splash of water or broth if the beans get too dry
Mash some of the beans if you want a thicker texture
Serve hot