Cinnamon Walnut Brittle

Directions

1. 1
   Butter a
2. 2
   ; set aside. In a 2-qt. microwave-safe bowl, combine sugar and corn syrup. Microwave, uncovered, on high for 3 minutes; stir. Cook, uncovered, on high 2-1/2 minutes longer. Stir in the walnuts, butter and cinnamon.
3. 3
   Microwave, uncovered, on high for 2 minutes longer or until mixture turns a light amber color (mixture will be very hot).
4. 4
   Quickly stir in baking soda and vanilla until light and foamy. Immediately pour onto prepared pan; spread with a metal spatula. Cool; break into pieces.