Mom's Peanut Brittle

3 cups white granulated sugar
1 1/3 cups white Karo syrup
1 1/3 cups cold water.
4 Tbsp.  butter
3 cups Raw peanuts
1 tsp. salt
1 Tbsp baking soda

Boil  sugar, syrup and water.  Add the butter and raw peanuts stirring constantly.  bring to 300°  then add vanilla, Salt and Soda.  Put onto greased pans.