Cheese Omelet, by adding grated cheese before folding.

Creamed Salt Fish Omelet, by combining creamed salt fish and finely chopped red pepper, and adding to omelet before folding.

Kidney Omelet, by adding stewed kidneys, highly seasoned.

Mushroom Omelet, by adding mushrooms.

And continuing through a multiplicity of combinations.

Foamy Omelet

Same ingredients as for first omelet, beating yolks and whites separately and combining ingredients in a way to produce a foamy appearance before pouring into omelet pan.

Creamy Omelet

Melt butter; add flour, milk, and yolks of eggs, beaten until lemon-colored and thick. Beat whites until stiff, cut, and fold into first mixture; add seasonings; pour into buttered pan, and cook as first omelet. Turn on to a hot platter; garnish with [White Sauce], and parsley.