Quick Onion Sauce

Ingredients

• 2 medium red onions, peeled, quartered and very thinly sliced
• 8 green or red bird chilies, seeded and minced
• 2 stalks lemongrass, very thinly sliced
• 8 lime leaves, thinly sliced, or an additional stalk lemongrass
• 2 tablespoons freshly squeezed lime juice
• 1/2 teaspoon shrimp paste (see note)
• 2 cloves garlic, peeled and minced
• 1 shallot, peeled and very finely sliced
• 1/4 cup vegetable oil
• 1/2 teaspoon kosher salt