Typically, fish tacos are served with either a mayonnaise-based white sauce or, a Mexican cream-based sauce simply called crema ... Ideal toppings include crunchy cabbage slaw, sweet mango salsa, ...
In a medium bowl, mash the avocados, sour cream, jalapeño ... Top with a piece of fish, a few tomato slices and a large spoonful of the cabbage slaw. Serve with the hot sauce and lime wedges.