Roasted Garlic Twice-Baked Cheesy Potatoes without soup

4 large potatoes 1 head garlic 5 teaspoons olive oil 1/2 cup sour cream 4 ounces processed cheese , cubed (like Velveeta) pepper , to taste 4 slices bacon or[...]

3 -5 whole garlic heads , unpeeled 3 1/2 tablespoons olive oil , divided 1 1/4 teaspoons salt , divided 1 teaspoon fresh ground black pepper , divided crushed[...]