1. In a large bowl, combine the potatoes, egg white, salt and pepper. Place 1 tablespoonful in each of 24 greased miniature muffin cups, lining the bottom and sides of cups.
2. Bake at 375° for 20-25 minutes or until golden brown. Cool for 2 minutes before removing from pans to wire racks to cool completely.
3. Shape 1/2 teaspoonfuls of cheese into ovals; place in potato nests. Garnish with dill. Serve at room temperature. Yield: 2 dozen.