In a bowl, combine the oil, lemon juice, and spices. Add the meat and coat thoroughly. Cover and let marinate in the refrigerator for 30 minutes.
Meanwhile, in a bowl, combine all the ingredients with a whisk. Season with salt and pepper.
Preheat a ridged skillet or the grill, setting the burners on high. Oil the grate.
Drain the steak and discard the marinade. Season with salt and pepper. Grill the meat for about 5 minutes per side for medium rare. Let stand on a cutting board for about 5 minutes. Slice thinly against the grain of the meat.
Divide the spinach and the meat among four plates. Top with the peaches and raspberries. Drizzle with the dressing and sprinkle with the pecans. Season with pepper.
Recipes with the "Healthy Pick" stamp have been evaluated by a registered dietitian member of the Ordre professionnel des diététistes du Québec.