In a medium bowl combine tomatoes, onion, cilantro, jalapeño lime juice, 1 1/2 tablespoons TABASCO® Garlic Sauce, 1/2 teaspoon salt and 1/4 teaspoon pepper. Mix well and refrigerate until ready to serve.
Heat grill to medium high. In a large bowl toss onions with oil, 1 1/2 teaspoons TABASCO® Garlic Sauce, 1/2 teaspoon salt, and 1/2 teaspoon pepper. Place the onions on the grill and cook until just tender, about 3 minutes per side. Set aside.
In a large bowl combine the ground beef, cumin, cayenne, remaining 2 tablespoons TABASCO® Garlic Sauce, cheese, and remaining salt and pepper. Form into 6 patties and grill or broil to desired doneness. About 5 minutes per side for medium. Serve burgers on rolls with grilled onions alongside chips and fresh salsa.
Makes 6 servings. Makes 3 cups Pico de Gallo.