Mom's Best Peanut Brittle

INGREDIENTS (Nutrition)
1 cup white sugar
1/2 cup light corn syrup
1/4 teaspoon salt
1/4 cup water
1 cup raw peanuts
2 tablespoons butter, softened
1 teaspoon baking soda

DIRECTIONS
Grease a large cookie sheet. Set aside.
In a heavy 2 quart saucepan, over medium heat, bring to a boil sugar, corn syrup, salt, and water. Stir until sugar is dissolved. Stir in peanuts. Set candy thermometer in place, and continue cooking. Stir frequently until temperature reaches 300 degrees F (150 degrees C), or until a small amount of mixture dropped into very cold water separates into hard and brittle threads. The peanuts will turn golden brown, this is an indicator that they are done
Remove from heat; immediately stir in butter or margarine and baking soda; pour at once onto cookie sheet. With 2 forks, lift and pull peanut mixture into rectangle about 14x12 inches; cool. Snap candy into pieces.