Yield: 48 Servings
1/2 c Flour, all-purpose
1/4 c Sugar
1/4 c Mustard powder
2 teaspoons Turmeric, ground
1/2 c Water
1/2 c Honey
2 c Cider vinegar
1 Grated rind of large orange
Combine flour, sugar, mustard powder and turmeric in small bowl. Stir in water. Let stand for 2 hours.
Combine mustard mixture, honey and vinegar in top of double boiler.
Cook, whisking often, over boiling water until mixture just begins to thicken, about 3 minutes. Cook 2 minutes longer, whisking constantly, until slightly thickened. Stir grated orange rind into just-cooked mustard mixture (Mixture will thicken completely on standing.) turn into clean storage jar. Cover and refrigerate at least overnight or for up to 1 month.