Crazy John's Spicy Mustard
Steps
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.
Ingredients
dijon mustard, flour, mustard powder, horseradish, white pepper, caster sugar, salt, water