Cinnamon Peanut Brittle

Directions

1. 1
   In a 2-qt. microwave-safe bowl, combine sugar and corn syrup. Heat, uncovered, on high for 3 minutes; stir. Heat 2-1/4 minutes longer. Stir in peanuts, butter and cinnamon.
2. 2
   Microwave, uncovered, on high until mixture turns a light amber color (mixture will be very hot), 20-30 seconds. Quickly stir in baking soda and vanilla until light and foamy.
3. 3
   Immediately pour onto a greased
4. 4
   and spread with a metal spatula. Refrigerate until firm, about 20 minutes; break into small pieces. Store in an airtight container.