I'm not sure, im guessing:USA
My answer is Canada which produes 90% of the Mustard Seed in the world and is used in France and other european countries.
The US
Mustard seed is a spice and mustard is just a mustard seed concoction.
Nevada.
Michigan
Ohio
Kentucky.
Texas
The state of Washington produces nearly half of the US supply of apples.
The state of Washington produces nearly half of the US supply of apples.
South Carolina
North Carolina
California!