My Favorite Cole Slaw

1/2 cup plain greek yogurt
1/2 cup mayo
1/4 cup buttermilk
1 1/2 Tbsp apple cider vinegar
2 Tbsp lemon juice
1/3 cup sugar
1/2 tsp salt
1/2 tsp celery seed
1/8 tsp pepper
2 Tbsp minced onion
16 oz shredded cabbage
4 oz shredded carrot

Combine all but cabbage and carrot. Mix well and refrigerate for one hour. Add cabbage and carrot. Mix well and put back in the fridge until ready to serve.