Tofu Triangles in Creamy Nut Buttter Sauce with Scallions

Name: Tofu Triangles in Creamy Nut Buttter Sauce with Scallions
Ingredients: 1 carton firm tofu, drained; 2 tablespoons peanut or sesame oil, for frying; 2 scallions including the greens, thinly sliced on the diagonal; 1 tablespoon toasted white or black sesame seeds; 1/4 cup regular soy sauce; 1 tablespoon tamari; 1/4 cup sesame paste, peanut butter, or cashew butter; 2 tablespoons rice wine vinegar; 2 tablespoons white or light brown sugar; 1/2 teaspoon red pepper flakes or chili oil; 2 scallions, finely chopped; 1/3 cup water or stock; Pinch salt