Combine egg yolks, sugar, flour, and sherry in top of a double boiler; stir well. Cook over boiling water, stirring until thickened. Chill. Stir in whipping cream.
Pour sauce into hot sterilized jars. Cover with metal lids; screw bands tight. Serve chilled over fruitcakes or steamed puddings. Store in refrigerator.
Oxmoor House Homestyle Recipes
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