2 c. sugar
1/2 c. milk
1/4 stick butter
3 tbsp. white Karo syrup
1/2 c. peanut butter
1 tsp. vanilla

Cook sugar, milk, butter and syrup until it forms a soft ball in cold water. Remove from heat and add peanut butter and vanilla. Beat until creamy. Pour on buttered pan. Let set until firm before cutting into squares.