This spicy, sweet mustard is excellent with smoked meats or in sandwiches. Add a little to mayonnaise for potato or pasta salads.
1. Combine mustard, brown sugar, flour, and salt in a saucepan. Stir in maple syrup and vinegar. Cook, stirring with a whisk, until mixture boils and thickens slightly. Reduce heat and gently boil for 2 minutes, stirring constantly. Cool and pour into small jars. Cover and store in the refrigerator.