If completely smooth texture is desired, use immersion blender to mix peanut butter to desired smoothness. Mix toasted sesame oil into peanut butter.
Mix together dry ingredients (brown sugar, starch, 5307 Reduced Salt Soy Sauce Powder, 5401 Rice Vinegar Powder and 2355 Roasted Garlic Extract Powder).
Slowly add dry ingredients to water while mixing with an immersion blender. Mix until dry ingredients are completely dissolved.
Add peanut butter to liquid ingredients while mixing with immersion blender. After mixture is smooth, heat to 180°F using medium-high heat while stirring constantly.