1 cup butter
1/2 cup granulated sugar
1 large egg yolk
1 teaspoon vanilla extract
1 1/2 cups all-purpose flour
1 cup finely chopped pecans
2/3 cup crushed potato chips
Preheat oven to 350*F (175*C).
Cream butter and sugar until light and fluffy; mix in egg yolk and vanilla. Stir in flour until blended. Fold in nuts and potato chips.
Drop by tablespoonfuls onto a lightly greased or nonstick baking sheet and crisscross the top of each with the tines of a fork.
Bake for about 12 minutes or until light golden brown. Transfer cookies to wire rack to cool completely. Store in an airtight container.
Makes 2 dozen.