1/3 Cup Fish Sauce
1/3 Cup Soy Sauce
1/2 Cup Palm Sugar(or Brown Sugar)
2/3 Cup Tamarind Concentrate
2/3 cup White Vinegar
1 TBS Garlic Powder
Sriracha to taste
Combine ingredients in small sauce pot and bring to a simmer until thick (15 to 20 min)
Adjust and taste for seasoning