1 (12 oz.) pkg. & 1 (6 oz.) pkg. semi-sweet chocolate chips
1 can (14 oz.) sweetened condensed milk
1 tsp. vanilla
Dash salt

Heat chocolate chips in double boiler until melted. Remove from heat and stir in condensed milk, vanilla and salt. Pour fudge into greased square pan 8 x 8 x 2 inches. Refrigerate. When firm cut in squares. (1/2 to 3/4 cup chopped nuts may be added.)