Grandma's Peanut Brittle

From her cookbook!!

In a heavy 2 quart saucepan , over medium heat , bring to a boil sugar , vanilla 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 , or until hardens when dropped in water.

Remove from heat.

Immediately stir in baking soda.

Pour immediately onto cookie sheet.

Lift and pull peanut mixture into rectangle about 14x12 inches.

Let cool.

Snap candy into pieces.

sugar, water, peanuts, baking soda, vanilla