1 serrano chile or jalapeño, stem removed, split lengthwise
1 garlic clove
1/2cup cilantro springs
1/3cup olive oil
2 tsp. sugar
1 tsp. Diamond Crystal or 1/2 tsp. Morton kosher salt
Instructions
Blend orange juice, lime juice, chile, garlic, cilantro, oil, sugar, and salt in a blender until mostly smooth but still specked with herbs. Transfer sauce to a small bowl.
Do Ahead: Sauce can be made 2 days ahead. Cover and chill.