1.Make paprika dressing. Combine ingredients in a jar with a screw lid and shake well to combine.
2.Trim green tops from spring onion bulbs. Cut bulbs into wedges; thinly slice three of the green tops, discard remaining tops.
3.Combine onions with remaining ingredients and three-quarters of the dressing in large bowl; season to taste.
4.Serve salad drizzled with remaining dressing.
Mustard seed oil can be found in most large supermarkets or health-food stores. A 1kg (2-pound) bunch of silverbeet should give you about 250g (8 ounces) of leaves after trimming.Note