This recipe came in very handy when I realized we had no mustard for our hot dogs and we were 20 miles from the nearest store! This is from 'Even More Top Secret Recipes' by Todd Wilbur.
- Combine all ingredients in a small saucepan over medium heat.
- Whisk until smooth.
- When mixture comes to a boil, reduce heat and simmer for 5 minutes, stirring often.
- Remove pan from heat and cover until cool.
- Chill in a covered container.