Lighthouse Inn Potatoes

                   2 1/2 pounds pealed russet potatoes, 1 inch cubes
                   2 1/2 cups half and half
                   2 teaspoon salt
                   1 teaspoon pepper
                   1/8 teaspoon baking soda
                   6 tablespoon butter, cut into 6 pieces
                   1/2 cup half and half
                   1 cup panko bread crumbs
                   1 cup grated Parmesan cheese
                   4 tablespoons butter, melted
                   1/4 teaspoon salt


                  In a large sauce pans combine the first 5
                  ingredients.  Bring to a boil, reduce heat
                  and simmer for 20-25 minutes.  Remove
                  from heat and add butter and 1/2 cup
                  half and half, stir until butter is melted.
                  Put potatoes into a greased 9x13 pan.
                  Combine panko, cheese, melted butter
                  and 1/4 teaspoon salt, spread over potatoes.
                  Bake at 375 degree for 15-20 minutes.