Bring water or chicken broth to a boil in a medium pot. Add quinoa and ½ teaspoon of salt, then reduce heat to low and cover.
Simmer for 15 minutes, until tender and liquid is absorbed. Fluff quinoa with a fork and set aside.
Pat chicken dry and season both sides with 1 teaspoon salt, pepper, and Italian seasoning
Heat olive oil in a skillet over medium-high heat. Cook chicken for 4 to 6 minutes per side until golden and internal temperature reaches 165°F. Let chicken rest for 5 minutes before slicing.
Divide quinoa among four containers.
Top each bowl with sliced chicken, cherry tomatoes, cucumber, red onion, Kalamata olives, and feta.
Add a dollop of tzatziki sauce to each bowl and garnish with fresh parsley.
Keyword Greek chicken protein bowl, quinoa protein bowl