Cheese-Nut Ball

1/4 lb. Bleu cheese
8 ounces cream cheese
1/4 lb. Cheddar cheese, softened, grated
2 Tbsp onion, finely chopped
1 Tbsp. Worcestershire sauce
3/4 cup coarsely chopped pecans

Mix all ingredients except nuts with electric mixer until well blended. Add one-half of the pecans. Form into large ball; place in plastic bag. Refrigerate overnight. Remove cheese ball from refrigerator 1 hour before serving. Roll in remaining nuts. If necessary, add more nuts to completely cover ball. Serve with crackers. Yield 1 1/2 cups.