Cut each hot dog into four pieces; then place in Crockpot.
In a measuring cup or bowl, stir together the mustard and grape jelly until well blended.
Pour jelly mixture over hot dogs and stir well to coat.
Place lid on Crockpot and cook on LOW 3-4 hours, stirring occasionally.
SIMPLE, easy appetizer or snack to have on hand for your Halloween or Holiday get togethers....or just fix for your weekend/sports snacking! Enjoy!