Heat 2 tablespoons oil to medium heat in large skillet. Add Poblano, red bell pepper, Serrano and garlic, season with a pinch of salt and pepper. Cook for 3 minutes, add all seafood, 1/2 of the lemon juice, and 1/2 cup reserved cheese sauce. Fold in half of the cilantro and green onions, taste for salt. Cover to keep warm.