Ginger Onion Vinaigrette

The combination of sweet onions and ginger makes a smooth bittersweet dressing for fresh greens.

12 whole fresh green onions, thinly sliced
1 teaspoon fresh ginger, peeled and finely grated
2 medium size shallots, skinned and finely chopped
1 small red onion, finely chopped
2 cups heavy duty mayonnaise
1 cup red wine vinegar
1 teaspoon finely chopped fresh garlic in oil
1 cup chicken stock or broth
Kosher salt to taste
Dash of cracked black pepper
1 teaspoon finely chopped crystallized ginger
1/4 cup extra virgin olive oil
1 cup very fine strips of white leeks

Heat olive oil in large saut