Grilled Potato - With meat

2 large baking potatoes , cleaned and dried 3 tablespoons butter , melted 1 -2 teaspoon minced fresh rosemary or 1/2 teaspoon dried rosemary , crushed 1/2[...]

4 lbs new potatoes 1/2 cup extra virgin olive oil (divided) 1 lb smoked bacon 1 large vidalia onion (or other sweet onion) 1/4 cup red wine vinegar , plus 2[...]