• Ingredients
  • 1 cup butter or margarine, softened
  • 1 cup vegetable oil
  • 1 cup sugar
  • 1 cup packed brown sugar
  • 1 egg
  • 1 teaspoon vanilla extract
  • 3 1/2 cups all-purpose flour
  • 1 cup quick-cooking oats
  • 1 teaspoon baking soda
  • 1 teaspoon cream of tartar
  • 1/2 teaspoon salt
  • 1 tablespoon milk
  • 1 teaspoon vinegar
  • 2 cups semisweet chocolate chips
  • 1 cup crushed potato chips

Directions

  • In a large mixing bowl, cream butter, oil and sugars. Beat in egg and vanilla. Combine flour, oats, baking soda, cream of tartar and salt; gradually add to the creamed mixture. Combine milk and vinegar; add to creamed mixture. Stir in chocolate chips and potato chips. Drop by tablespoonfuls 2 in. apart onto ungreased baking sheets. Bake at 350 degrees F for 12-15 minutes or until golden brown. Remove to wire racks to cool.