Homemade Mustard - cooking recipe

Ingredients

1 (2 oz.) can dry mustard
2 heaping tsp. flour
1/2 tsp. salt
2 tsp. sugar
3/4 c. cider vinegar

Preparation

Mix mustard, flour,
salt
and\tsugar well.
Heat cider vinegar to boiling.
Pour slowly over the dry mix and stir out lumps.
Put in covered container and close tightly.
Age about 5 days before using.