3 french walnut vinaigrette Recipes

french haricots vert, trimmed (thin green beans), new potatoes, washed and cut in half, zucchini , sliced lengthwise, sweet onions, sliced 1/4 inch thick, red pepper, yellow pepper, portobello mushroom caps, olive oil (for basting), head romaine lettuce, chopped (optonal), salt, pepper, feta cheese, crumbled, chopped walnuts, toasted, fresh tarragon, white wine vinegar, whole grain mustard (to taste), dijon mustard (to taste), shallots, diced, garlic, minced, salad oil (i used red pepper infused olive oil), fresh tarragon, coarsely chopped (and muddled), lemon pepper (to taste), sugar (to taste)