Peanut Brittle

1 cup white sugar
½ cup light corn syrup
¼ tsp salt
¼ cup water
1 cup peanuts
2 T butter, softened
1 tsp baking soda

1. Grease large cookie sheet
2. In 2 qt pan, over medium heat, bring to boil: sugar, corn syrup, salt, and water. Stir until sugar dissolves. Stir frequently until temp reaches 300 degrees or small amount dropped in very cold water separates into hard, brittle threads
3. Remove from heat, stir in butter and baking soda and pour on cookie sheet. With two forks, lift and pull into rectangle, about 14 by 2. (Or, just shake it like you would brownies to form a thin sheet.) Cool and snap into pieces