Pecan Stuffed Deviled Eggs

6 large hard cooked eggs, peeled
1/4 cup mayonnaise
1 teaspoon grated onion
1 teaspoon white vinegar
1/2 teaspoon dry mustard
1/2 teaspoon chopped parsley
Pinch of salt
1/3 cup coarsely chopped pecans

Halve the eggs, remove the yolks and mash. Add the mayonnaise and next 5 ingredients. Mix well and add the chopped pecans. Fill the halves with the yolk mixture.

Source: Southern Living