1 cup sugar
3/4 tbspn mustard
1 tbspn flour
1 tspn salt
Method: Mix in a saucepan. Heat whilst you add 1.1/2 cups milk and mix. Add 1 cup white vinegar gradually while stirring. Stir till thickens. Add a nut of butter.
Source: contributed by D. Voigt in Lutheran Jubilee 150 Cook Book 1838-1988 Vol 2 by St. Paul's Congregation, Yorketown (1988), p.19.