1 c. butter
2 c. brown sugar
Dash of salt
1 c. light corn syrup
1 (15 oz.) can sweetened condensed milk
1 tsp. vanilla

Melt butter in a heavy 3 quart saucepan. Add brown sugar and salt. Stir until thoroughly combined. Stir in corn syrup; mix well. Gradually add milk, stirring constantly. Cook and stir over medium heat until candy reaches firm ball stage (245 degrees on candy thermometer). Remove from heat. Stir in vanilla. Pour in buttered 9"x9"x2" pan. Cool and cut into squares. Makes about 2 1/2 pounds.