Bratwurst in Beer

1 pound bratwurst
2 cans beer
1 chopped onion
1/2 pound margarine

Put the brats, beer, onion and margarine in a pan and simmer on the stove until the coals are ready, although they can stay on the stove for up to 2 hours.

When ready to eat, drain the brats, brown on the grill and serve.