In a medium sized sauce pan over medium-high heat, heat 1 tbsp of olive oil. Add red onion and garlic, saute for 4 minutes. Then, add another tbsp. of olive oil and rice. Saute for another minute.
Add water, salt, red pepper flakes, 1 tbsp lemon juice, and 1 tbsp lime juice. Bring water to a boil. Once water is boiling, reduce to low, and cover. Let simmer until water is absorbed, about 15 minutes.
Stir in remaining 1 tbsp of lime juice, 1 tbsp of lemon juice, cilantro, parsley, and cardamom.
Serve chicken over rice, topped with chimichurri.