Devilish Eggs

6 hard-boiled eggs
1/2 teaspoon dry or 1 teaspoon prepared mustard
1/4 teaspoon salt
Dash of pepper
1 to 2 tablespoons finely chopped stuffed green olives (optional)
3 tablespoons mayonnaise, salad dressing or sour cream
1/2 tablespoon vinegar
1/2 teaspoon Worcestershire sauce
Paprika

Cool hard-boiled eggs; shell and halve lengthwise. Carefully lift out yolks and place in mixing bowl. Mash with fork and add remaining ingredients except paprika; mix until fluffy. Fill egg whites with yolk mixture. Sprinkle with paprika.

Makes 12.