Creamed Kale and Potatoes

Name: Creamed Kale and Potatoes
Ingredients: 1 bunch coarsely chopped curly kale (about 10 loosely packed cups); 6 medium red skin potatoes peeled and diced into 3/4 inch cubes (about 5 cups); 3 tablespoons butter; 2 large shallots, halved lengthwise and then thinly sliced; 1 tablespoon anchovy paste; 2 tablespoons all purpose flour; 2 cups half and half, divided; About 10 gratings of nutmeg (maybe 1/4+ teaspoon?); 1 teaspoon salt; 1/2 teaspoon white pepper; 3/4 cup finely grated swiss cheese (I used Emmental)