Yes, dry mustard can safely be used as a substitute for mustard seed. However, it may make the brine cloudier than mustard seed and may alter the flavor.   1 teaspoon mustard seeds = 1Â½ teaspoons dry mustard.
Humeston is a city in Wayne County, Iowa, United States. The population was 494 in the 2010 census, a decline from 542 in the 2000 census.
According to our research of Iowa and other state lists there was 1 registered sex offender living in Humeston, Iowa as of August 14, 2016. The ratio of number of residents in Humeston to the number of sex offenders is 488 to 1. Nearest city with pop. 50,000+: Des Moines, IA (51.0 miles , pop. 198,682).