Butterscotch cookies

Cookie
1 1/2 cups flour
1/2 teaspoon baking soda
1/2 teaspoon salt
1/2 cup butter, softened to room temperature
1/2 cup sugar
1/3 cup packed brown sugar
1 egg
1 teaspoon vanilla
1/2 cup butterscotch morsels

Bake 350 for 8-10 min