3 pimento potato gratin Recipes

red and yellow potatoes, butter, chopped green onion, all-purpose flour, milk, salt, shredded cheddar cheese, or more to taste, salt and ground black pepper to taste, chopped fresh spinach, diced pimento pepper, cooked bacon, crumbled

kosher salt , plus more to taste, yukon gold potatoes, peeled and sliced into 1/4-inch-thick round, heavy cream, shallots, finely diced, crushed dried red chili pepper flakes, fresh ground black pepper, roasted red peppers or 1 (9 oz) jar piquillo peppers, reserved liquid from roasted red peppers or 2 tbsp piquillo peppers, coarsely grated extra-sharp cheddar cheese