Winnie'S Brownies
["1 c. butter or margarine", "4 oz. (4 sq.) unsweetened chocolate", "2 c. sugar", "4 eggs", "1 c. all-purpose flour", "1 tsp. vanilla", "1/4 tsp. salt", "1 bag semi-sweet chocolate chips"]
["Heat oven to 350\u00b0.", "Grease 9 x 12-inch pan.", "In large glass or Tupperware bowl, microwave butter and unsweetened chocolate at High for 1 to 1 1/2 minutes.", "Stir mixture until smooth, then stir in sugar.", "Add eggs, one at a time, beating with wooden spoon until blended.", "Stir in flour, vanilla and salt.", "Spread into pan and sprinkle chocolate chips on top.", "Bake 30 minutes.", "Cool completely in pan, then cut into bars."]
["butter", "chocolate", "sugar", "eggs", "flour", "vanilla", "salt", "semi-sweet chocolate chips"]