Toppings: crumbled cooked bacon, sliced green onions, croutons
MELT butter in large saucepan. Add flour; cook, stirring constantly, until bubbly. Add evaporated milk; bring to a boil, stirring constantly. Reduce heat; stir in beer, Worcestershire sauce, mustard and cayenne pepper. Cook for 10 minutes. Remove from heat. Stir in cheese until melted. Season with salt. Serve with toppings.