3 c. of fish, chunked
1 heaping Tbsp. pickling spices
1 large onion, sliced
1 1/4 c. white vinegar
1/2 c. sugar
2 Tbsp. salt

Mix fish, spices and onion together in a container with a lid. Mix remaining ingredients and add. Refrigerate for at least 7 days, stirring or shaking once or twice daily.