Sour Cream Cake Filling
A luscious old fashioned cake filling from the us regional cookbook, chicago culinary arts institute, 1947. Enough filling for two 9-inch layers. Cooking time is approximate.
Steps
Mix sugar and cornstarch together and add to egg yolk.
Stir in sour cream and cook in double boiler until it coats the spoon.
Add flavoring , stir well.
Let cool to room temperature before assembling cake.
Ingredients
sugar, cornstarch, egg yolk, sour cream, lemon extract