1. Shred cheese, then sprinkle with flour, salt and pepper. Toss
to coat thoroughly.
2. Heat apple cider in chafing dish or large skillet over low
heat until it begins to bubble. Add 1/4 cup cheese mixture and stir
vigorously until cheese is melted.
3. Continue adding cheese in small amounts and stir vigorously
after each addition, until all cheese is melted and thoroughly
blended. Add a dash of Worcestershire sauce if you prefer.
4. Serve immediately with a crusty bread which has been cut into 1-inch cubes.