English Toffee Candy
["1 c. white sugar", "1 c. butter", "1 Tbsp. water", "1 tsp. vanilla", "4 plain Hershey bars", "3/4 c. pecans (chopped)"]
["Combine the sugar, butter and water in heavy saucepan.", "Cook at 300\u00b0 (to hard crack stage), stirring constantly without burning.", "Add vanilla and pour into buttered 9 x 9-inch pan.", "Lay 2 chocolate bars on top and spread them evenly as they melt. While still warm, sprinkle chopped pecans on top.", "Cool thoroughly and break into pieces."]
["white sugar", "butter", "water", "vanilla", "pecans"]