Potatoes O'Brien - Skillet Fried Potatoes

bacon drippings, canola or olive oil

medium sized red-skinned potatoes

Vidalia or yellow onion , coarsely chopped

green and/or yellow, orange or red bell pepper , or any combination, coarsely chopped

Salt and pepper,

Butter, optional

Seasoning salt, Cajun/Creole seasoning and/or garlic salt/powder