This is the stuff you use for hot dogs and sausages. You can use it for many other things to like potato salads.
2 Tbs, Powdered Mustard
1 Tbs, Turmeric
1/4 tsp, Salt
1 tsp, Sugar
1/2 Pinch, Black Pepper
Mix with Water and White Vinegar
Put all items in to a small bowl and add the mix of water and vinegar. Add gradually and stirring to make a smooth paste. Stop adding the water mix when you have the mustard to the consistency you like.