Gnocchi without margarine vinegar

2 pounds gnocchi (refrigerated or frozen) 4 tablespoons (1/2 stick) unsalted butter, cut into pieces 2 teaspoons Dijon mustard Kosher salt and pepper 1/2 cup[...]

1 lb gnocchi, homemade (or frozen) 2 tablespoons butter 2 teaspoons garlic , pressed (about 2 cloves) 1 tablespoon flour 1 cup milk 1 teaspoon Dijon mustard[...]

1 lb gnocchi, homemade (or frozen) 2 tablespoons butter 2 teaspoons garlic , pressed (about 2 cloves) 1 tablespoon flour 1 cup milk 1 teaspoon Dijon mustard[...]