Step 1

Heat oven to 375°F. In small bowl, mix flour, baking soda and salt; set aside.

Step 2

In large bowl, beat softened butter and sugars with electric mixer on medium speed, or mix with spoon about 1 minute or until fluffy, scraping side of bowl occasionally. Beat in egg and vanilla until smooth.

Step 3

Stir in flour mixture just until blended (dough will be stiff). Stir in chocolate chips and nuts.

Step 4

Onto ungreased or parchment-lined cookie sheets, drop dough by rounded tablespoonfuls 2 inches apart.

Step 5

Bake 8 to 10 minutes or until light brown (centers will be soft). Cool 2 minutes; remove from cookie sheet to cooling rack. Cool completely, about 30 minutes. Store covered in airtight container.