Mandarin Salad

Ingredients

• 1/2 tsp. salt
• 1/2 c. sugar
• 1/2 medium onion
• 1 Tbsp. dried mustard
• 1/2 c. cider vinegar
• 1/2 c. slivered almonds
• 2 1/2 Tbsp. sugar
• large head romaine, torn into bites
• large can mandarin orange slices
• 1 c. celery, chopped
• 1/2 c. red onion, sliced or 2 bunches scallions