Place the chicken breasts and the rest of the chicken marinade ingredients in a plastic bag or container
Let marinate in the fridge for 2-3 hours
While chicken is marinating, prepare the tzatziki according to the recipe posted below
Place the prepared tzatziki in the fridge
Meanwhile, cook quinoa according to package instructions and set aside to cool
While the quinoa is cooking, cut up the cucumber, tomato, red onion and toss in a bowl with the olive oil and set aside
Remove chicken when it's done marinating and fire up the grill to medium heat
Grill chicken breasts until fully cooked inside and chicken is no longer pink
When chicken is done, remove both breasts from grill
Evenly distribute the cooked quinoa, cucumber salad, and tzatziki between two bowls. Place a chicken breast in each bowl.
Garnish with olives, dill, or lemon slices
Serve and enjoy!