Stir together KELLOGG'S ALL-BRAN cereal, raisins and nuts. Set aside.
In 3-quart saucepan, combine margarine, honey and peanut butter. Stir over medium heat until mixture is well blended. Remove from heat. Stir in vanilla, cinnamon and cereal mixture.
Press mixture into 9 x 9 x 2-inch pan coated with cooking spray. Cut into 20 bars when cooled. Store covered, in refrigerator.