1/3 cup white sugar
1/2 cup white vinegar
1 teaspoon salt
1 teaspoon ground dry mustard
1 teaspoon grated onion
1 cup vegetable oil
1 tablespoon poppy seeds
Recipe
In a blender or food processor, combine sugar, vinegar, salt, mustard and onion and process for 20 seconds.
With blender or food processor on high, gradually add oil in a slow, steady stream.