Whip cheese thoroughly.
Add clams; mix well.
Add onion, chopped macadamias, salt, red pepper, and Worcestershire; whip again.
Test for salt.
Refrigerate in covered dish.
When ready to serve, heap mixture generously on salty crackers; bake 20 minutes in 300Â°F oven.
Decorate with a sprinkle of ground macadamias and paprika.