Steps to make som Tum papaya pepper shrimp ingredients. Fish sauce, lime juice, tomato, sugar & artificial shifts, first put the garlic and pepper in a mortar. Used Barracuda bruised enough ground. Then add the dried shrimp and roasted some further. Put the sugar, until the sugar melts pip per pound. Cat wait for thafoi, and string beans, tomatoes, peanuts, seasoned with fish sauce and lime juice, then roasted until the all the ingredients to mix together well. Seasoning, sugar, fish sauce with a mouthful or lemon juice added to the original flavor is sweet, Spicy and sour as well.