DIRECTIONS: Combine peanuts, sugar, syrup and salt in 1 3/4 qt. Tupperwave casserole. Microwave 6-8 minutes on high. Stir well at 4 minutes. Add margarine and vanilla. Stir well and microwave 1-2 minutes longer. Peanuts will be lightly browned. Add baking soda and gently stir. Quickly pour mixture onto lightly greased cookie sheet. Let cool. Break into small pieces and store in Tupperware container. Great for gifts, makes 1 pound.