Season the tuna steaks with salt and pepper.
In a pan, heat olive oil over medium-high heat.
Sear the tuna steaks for about 2-3 minutes on each side for a medium-rare cook.
In a food processor, combine sun-dried tomatoes, olives, and parsley to make a relish.
Slice the zucchini and sauté until tender.
Prepare the couscous according to package instructions.
Serve the seared tuna steaks topped with the sun-dried tomato relish, alongside the sautéed zucchini and couscous.
