Caramelized Onion with milk

1 cup diced baking potato 3 tablespoons water 1 lb onion , sliced 1/3 cup water 1 tablespoon chopped fresh sage 1/2 teaspoon salt 1/4 teaspoon black pepper[...]

3 tablespoons butter 6 yellow onions , peeled and sliced 2 cups grated gruyere cheese 4 teaspoons roasted garlic 1 tablespoon chopped fresh parsley 2[...]