Halloween Party Mix

Preheat oven to 250 degrees. Grease a 15x10 inch baking pan. Combine pretzels, crackers and peanuts in a large bowl. Combine sugar, butter and corn syrup in a large saucepan. Bring to a boil over medium heat. Boil 5 minutes. Remove from the heat and stir in vanilla and baking soda. Pour over pretzel mixture and stir until well coated. Bake 45 minutes, stirring every 10 to 15 minutes. While still warm break apart. Toss with M&M's and candy corn. Cool completely. Store in an airtight container.