Lightly butter a tin pan. Salt and pepper a piece of fish on both sides, then place on the buttered tin. Cook on the grill until the fish is flaky, 6-8 minutes depending on the thickness of your fish. Remove from the grill.
To make the pico de gallo, combine the poblano peppers, onion, tomatoes, cilantro, El Yucateco Caribbean Habanero Sauce, lime juice and salt in a bowl. Mix until well-combined. Refrigerate for 30 minutes before using.
To assemble your fish tacos, heat a tortilla in the microwave or on the grill. Place cooked fish, 2-3 tablespoons pico de gallo and a few dashes of hot sauce on the tortilla.