Poppyseed Salad Dressing

1 ½ cups white sugar

2 teaspoons dry mustard powder

2 cups vegetable oil

3 tablespoons poppy seeds

2 teaspoons salt

¾ cup white vinegar

3 tablespoons onion juice

In a 1-quart jar with a lid, mix together the sugar, mustard powder, vegetable oil, poppy seeds, salt, white vinegar, and onion juice; tighten the lid onto the jar, and shake vigorously to combine. Reshake the dressing before using.