1/2 cup buttermilk (120ml)
1/2 cup mayonnaise (120ml)
1 cup sour cream (240g)
1 tsp. sugar (4g)
2 tbsp. grated onion (20g)
2 tbsp. lemon or lime juice (30ml)
1/3 cup pickled jalapeños, chopped. (60g)
¼ cup jalapeño juice from canned jalapeños (60ml)
1 tbsp. freshly cracked black pepper (6g)
Using a wire whisk, combine the ingredients in a large bowl. Whisk until well combined.