Return the short ribs back to the pot. Stir in 5 cups water, 1 whole hot green pepper, 2 tablespoons tamarind soup base, 2 tablespoons fish sauce, and 1 teaspoon kosher salt. Bring to a boil.

2 tablespoons powdered tamarind soup base, such as Knorr or Mama Sita’s 2 tablespoons fish sauce 1 teaspoon kosher salt, plus more as needed 1 pound daikon radish (about 1 medium), peeled and ...