Recipe(tried): Substantial Rice Salad with Lemon Herb Dressing

SUBSTANTIAL RICE SALAD
Based on a newspaper clippings recipe. One of my favorite salads for picnics & outdoor activities.
Serves 12

LEMON HERB DRESSING:
1 8oz can plain low fat yogurt
1/4 cup lime juice
4 tb good extra virgin olive oil
1/4 tsp dried marjoram, crumbled
1/4 tsp dried thyme, crumbled
1/4 tsp garlic powder
1/4 tsp ground pepper

Other ingredients:
4 cups cooked white rice
2 medium tomatoes chopped
2 small zucchini, diced
1 green pepper, diced
2 celery stalks, diced
2 carrots, diced
1 pkg frozen peas, thawed
1 can corn kernels, drained
3/4 cup thinly sliced green onions
1 cup sliced pepperoni sausage, sliced and chopped

For the dressing, combine all ingredients in a bowl. Chill until ready to use. Mix the remainder ingredients in a big plastic bowl with cover. Pour dressing over. Toss lightly and cover. Refrigerate until serving time.