Red Potato Salad With Celery Seed

1 1/2 lbs yukon gold potatoes , cut into 3/4-inch cubes 2 tablespoons olive oil 1 tablespoon Dijon mustard 1 tablespoon white wine vinegar 4 celery ribs ,[...]

3 lbs medium red potatoes 1 In a big pot, combine the potatoes and water to cover generously; bring to a boil; cook until tender but slightly resistant when[...]