Coffee Cup Muffin
100 calories (with egg white); 140 calories with whole egg; 0 net carbs.
(Courtesy of David Lancaster)

1 whole egg or egg white
2 T. flax seed
1 tsp. baking powder
1 tsp. cinnamon

Beat the egg in a coffee cup. Mix in remaining ingredients. Cook in the microwave for 1 minute. Serve with sugar-free jelly (or bake with a small amount of honey).