1 head leaf lettuce, torn into bite-size pieces
3 pears - peeled, cored and chopped
5 ounces Roquefort cheese, crumbled
1 avocado - peeled, pitted, and diced
1/2 cup thinly sliced green onions
1/4 cup white sugar
1/2 cup pecans
1/3 cup olive oil
3 tablespoons red wine vinegar
1 1/2 teaspoons white sugar
1 1/2 teaspoons prepared mustard
1 clove garlic, chopped
1/2 teaspoon salt
fresh ground black pepper to taste