3 butter salad spring herbs Recipes

olive oil, divided, herbes de provence, beef tenderloin roast (1-1/4 lb), portobello mushrooms, balsamic vinegar, onion, halved and thinly sliced, sugar, salt, pepper, olive oil, balsamic vinegar, sour cream, prepared horseradish, worcestershire sauce, white bread, butter, melted, spring mix salad greens, red wine vinaigrette, julienned roasted sweet red peppers

extra-virgin olive oil, champagne vinegar, minced shallot, dijon mustard, heads of butter lettuce , outer leaves removed, sliced radishes, avocado, peeled, pitted, sliced 1/2 inch thick, assorted whole fresh herb leaves (such as tarragon, chervil, parsley, and cilantro)