Peanut Brittle

Peanut Brittle
1 cup raw peanuts
1 cup white sugar
1/2 cup light corn syrup
1/8 teaspoon salt
1 teaspoon margarine
1 teaspoon vanilla
1 teaspoon baking soda.

Stir together peanuts, sugar, syrup and salt in microwave safe bowl
Cook 4 minutes on high
Stir well and cook 4 more minutes on high.
Stir in margarine and vanilla
Cook 2 minutes longer on high
Add baking soda and stir quickly until light and foamy
Immediately pour on lightly greased baking tray
Cool and break