Crazy John'S Spicy Mustard - cooking recipe

Ingredients

3 teaspoons Dijon mustard
3 teaspoons flour, plain white
3 teaspoons mustard powder
1 teaspoon horseradish, grated
1/2 teaspoon white pepper
1 teaspoon caster sugar
1/4 teaspoon salt
5 ounces water, hot

Preparation

Combine all ingredients EXCEPT water and mix well.
Then add the water, mix well and simmer for 2 minutes.
Remove from heat and allow to cool to room temperature.
Transfer to an air-tight jar and store sealed, in the refrigerator.