Pollo Magnifico(Pibil)  
["1 lb. chicken breast, boneless and skinless, cut in 6 pieces", "1 Tbsp. grated lime zest", "1 Tbsp. grated orange zest", "2 Tbsp. fresh lime juice", "2 Tbsp. frozen orange juice concentrate", "1 Tbsp. firmly packed dark brown sugar", "1 Tbsp. soy sauce", "1 tsp. olive oil", "2 garlic cloves, minced", "1/2 tsp. chili powder", "1/2 tsp. dried oregano, crumbled", "1/4 tsp. cumin"]
["Place chicken pieces between 2 slices of wax paper and pound with mallet until 1/4 inch thick. In large Ziploc bag, combine all ingredients together. Seal bag, squeezing out air; turn to coat chicken. Refrigerate 6 to 8 hours or overnight, turning bag occasionally."]
["chicken breast", "lime zest", "orange zest", "lime juice", "orange juice", "brown sugar", "soy sauce", "olive oil", "garlic", "chili powder", "oregano", "cumin"]