Perfectly Roasted Garlic and Herb Potatoes, Whole30

Name: Perfectly Roasted Garlic and Herb Potatoes, Whole30
Prep time: 5 min
Cook time: 35 min
Total time: 40 min
Cuisine: American
Ingredients: 1.5 pounds fingerling potatoes (sliced in half, substitute creamer or baby red potatoes); 3 tablespoons extra-virgin olive oil; 2 teaspoons kosher salt; ½ teaspoon black pepper; 1/4 cup loosely packed parsley (finely chopped); ¼ cup loosely packed dill (finely chopped); 2 cloves garlic (finely grated or finely chopped); 1 tablespoon butter (optional)