In a large bowl, combine sour cream, mayonnaise, lime juice, and salt. Whisk together until all ingredients are incorporated.
Add cabbage, jalapeno, green onions, and cilantro. Toss to combine. Store, covered, in the refrigerator until ready to use.
Top tortillas with bang bang shrimp and cabbage slaw. Serve.
CLICK HERE FOR BANG BANG SHRIMP RECIPE (clickable link)