Gnocchi with milk

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[...]

2 tablespoons unsalted butter 2 tablespoons flour 2 cups 2% low-fat milk 1/2 teaspoon salt 1/2 teaspoon black pepper 3/4 cup heavy cream 1/3 cup parmesan[...]