5 skewered with tuna for the grill Recipes

new potatoes, red wine vinegar, divided, green beans, trimmed, dijon mustard, olive oil, plus more for brushing grill, tuna , cut into 1-inch pieces, kalamata olives, pitted and chopped, wooden skewers , soaked in water 30 minutes, tomatoes (about 1/2 lb), red bell pepper , cut into 1-inch pieces, zucchini, cut into 1/2-inch-thick rounds, yellow summer squash, cut into 1/2-inch rounds, hard-cooked eggs, peeled and quartered

sugarcane , quartered lengthwise to form 8 thin skewers, thick slices center cut tuna loin (about 6 to 7 oz each), pineapple juice, freshly squeezed lime juice, honey, jalapenos, stemmed and seeded, red onion, chopped, ground cumin, ground coriander, cucumber, peeled, seeded and cut crosswise into 1/2 moons, ripe mango, peeled and diced, chiffonade fresh mint leaves, sugar, salt, sugarcane vinegar or champagne vinegar, canola oil, oil, for brushing

chopped fresh oregano, ground cumin, crushed red pepper, salt, freshly ground pepper, garlic cloves, minced, tuna steaks (about 1 inch thick ), cut into 1-inch pieces, red onions, each cut into 8 (1-inch) pieces, lemons, each cut into 8 wedges, tomato-black olive relish