Potato Cheese Puff - cooking recipe

Ingredients

1 cup grated cheddar cheese
2 tablespoons butter
2 cups hot mashed potatoes (plain)
2 beaten egg yolks
1/2 cup milk
1 teaspoon salt dash pepper
1/8 teaspoon dry mustard
2 beaten egg whites

Preparation

Preheat oven to 350.
Blend cheese with butter& potatos.
Combine egg yolks, milk& dry ingredients.
Add to potato mixture& stir until smooth.
Beat egg whites until stiff.
Fold in potato mixture.
Turn into a well greased 4c.
baking dish.
Bake until golden brown.