Easy Microwave Brittle Recipe

Mix peanuts, salt, sugar and syrup and cook in microwave on high for 7 to 8 minutes. Stir after 4 minutes. Have ready vanilla and butter. Test in cold water, for hard crack stage or 300 degrees on candy thermometer) Stir in vanilla and butter. Cook 1 to 2 minutes more. Add 1 t. baking soda and mix. Pour immediately onto buttered cookie sheet and spread out. Break into pieces when cool.