LAYER CABBAGE, POTATOES, AND ONIONS IN THE SLOW COOKER.
MIX CHICKEN BROTH, GARLIC POWDER, ONION POWDER, VINEGAR, AND MUSTARD TOGETHER IN A SEPARATE BOWL. POUR MIXTURE OVER VEGGIES.
SALT AND PEPPER TO TASTE.
COOK ON LOW FOR 6-8 HOURS, UNTIL POTATOES ARE TENDER.
BEFORE SERVING, BROWN THE SAUSAGE IN A SKILLET OVER MEDIUM HEAT AND STIR INTO CROCK POT.