Crispy Roasted Caesar Potatoes

Name: Crispy Roasted Caesar Potatoes
Ingredients: 2 teaspoons Dijon mustard; 1 teaspoon garlic powder; 4 anchovies; 1/4 cup extra-virgin olive oil, plus more for brushing; Kosher salt and freshly ground black pepper; 2 pounds Yukon gold potatoes, cut into 3/4-inch pieces; 2 cups country bread cubes (3/4 inch); 1/3 cup grated Parmesan, plus more for sprinkling; Coarsely chopped fresh parsley, for sprinkling; 1/2 cup mayonnaise; 1 teaspoon grated lemon zest plus 2 tablespoons lemon juice; 3 anchovies; 1 clove garlic; Freshly ground black pepper