Peanut Brittle

Directions

1. 1
   Boil sugar, water and corn syrup until it threads.
2. 2
   Add butter and peanuts; cook slowly to 300°, stirring occasionally.
3. 3
   Add soda and vanilla.
4. 4
   (It will foam up.) Turn out onto two buttered baking sheets; pull out thin as it cools.
5. 5
   When cold, break into pieces with knife handle.
6. 6
   Makes about 3 pounds.