4 blue potatoes au gratin Recipes

butter, eggs, heavy cream, bleu d auvergne cheese, crumbled, parmigiano-reggiano cheese, grated, sea salt & freshly ground black pepper, russet potatoes, peeled and sliced very thin

blue potatoes, peeled and sliced 1/4-inch thick, garlic cloves, minced, butter, all-purpose flour, heavy cream, shredded gruyere, crumbled blue cheese, salt and freshly ground black pepper

potatoes, peeled , parboiled, and thinly sliced, cooked broccoli, drained well (cooked only until firm-tender, but good to garnish with!) (optional), monterey jack cheese, grated, coarsely crushed potato chips, canned sliced mushrooms, pimento pepper, sliced, butter, minced fresh garlic clove, green onions, sliced, flour, half-and-half cream or 1 1/2 cups full-fat milk, buttermilk, room temperature, pepper, mayonnaise, dijon mustard, worcestershire sauce, chopped fresh parsley, crumbled blue cheese, divided