Ajar

Ajat (sometimes spelled ajar) is the Thai cucumber relish that arrives at every plate of satay, chicken curry, or fish cakes worth eating. It’s not a salad, exactly, more of a palate-cleansing condiment with a pickle-like kick, designed to cut through the rich coconut milk and pungent fish sauce on the plate.

The trick is to build it minimal: rice vinegar, sugar, salt, a pinch of pepper, and time. Three hours in the refrigerator is what turns this from chopped vegetables into a proper relish. The salt and sugar pull water from the cucumbers and concentrate everything into a brisk, tangy marinade.

Removing the cucumber seeds before slicing is the small step that makes the difference between fresh and watery. Seeded centers carry most of the cucumber’s water, and three hours of marinating turns them into mush. Quarter the cucumber lengthwise, swipe a teaspoon down the seedy core, then slice the firm flesh thin.

Kitchen Tips

• English (hothouse) cucumbers have fewer seeds and thinner skins, so you can skip the seeding step entirely
• Slice the cucumber very thin (⅛ inch or less), thicker slices stay too crunchy and don’t soak up flavor evenly
• Use rice vinegar specifically, not white or apple cider. Rice vinegar’s mild acidity is what defines the Thai flavor profile
• The chili can be deseeded for milder heat or kept whole for full impact, taste before adding
• Eat within 24 hours for best texture, the cucumbers continue to soften and weep liquid

Variations

• Add 1 tablespoon of crushed roasted peanuts before serving for the classic ajat-with-satay garnish
• Stir in 1 grated carrot for color and a slightly sweeter note
• Replace cilantro with mint leaves for a Vietnamese-leaning version that pairs with bun cha or banh xeo