📖 Instructions

1. **Prepare the Chicken Marinade:** In a large non-reactive bowl or a resealable plastic bag, combine the olive oil, fresh lemon juice, minced garlic, dried oregano, salt, and black pepper. Whisk these ingredients together until they are well combined. This mixture is where all that fantastic Greek flavor comes from, so don't be shy!
2. **Marinate the Chicken:** Add the boneless, skinless chicken thighs or breasts to the marinade. Make sure each piece of chicken is thoroughly coated. For the best flavor, cover the bowl or seal the bag and refrigerate for at least 30 minutes, or even better, for 2 to 4 hours. If you have time, leaving it overnight (up to 12 hours) will make your chicken incredibly tender and flavorful. This step is key for juicy results.
3. **Make the Tzatziki:** While the chicken is marinating, let's tackle the tzatziki. First, grate your English cucumber. Once grated, it's super important to squeeze out as much excess water as you possibly can. I usually do this by placing the grated cucumber in a clean kitchen towel or paper towels and wringing it out. This prevents your tzatziki from becoming watery. In a medium bowl, combine the drained grated cucumber with the plain Greek yogurt, minced garlic, fresh chopped dill, olive oil, and lemon juice. Stir everything together until it's smooth and creamy. Taste and season with salt as needed. Cover and refrigerate until ready to serve; this allows the flavors to meld beautifully.
4. **Cook Your Grain (Rice/Quinoa):** If you're using brown rice or quinoa, now's the time to get it cooking according to package instructions. A quick tip: for extra flavor, you can cook your grain in chicken or vegetable broth instead of just water. Once cooked, fluff it with a fork and set aside.
5. **Prepare the Fresh Vegetables:** While the chicken cooks, get your fresh veggies ready. Halve the cherry tomatoes, thinly slice the red onion, dice the English cucumber, and halve the Kalamata olives. If you're using fresh parsley for garnish, go ahead and chop that too. Having everything prepped makes assembly a breeze!
6. **Cook the Chicken:** Heat a large skillet or grill pan over medium-high heat. Add a tiny splash of olive oil if your pan isn't non-stick. Once hot, remove the chicken from the marinade (discarding any leftover marinade) and place it in the hot pan. Don't overcrowd the pan; cook in batches if necessary. Cook for about 5-7 minutes per side, or until the chicken is golden brown, cooked through, and reaches an internal temperature of 165°F (74°C). The cooking time will vary depending on the thickness of your chicken. Your chicken will be juicy, trust me, just don't overcook it! Once cooked, remove the chicken from the pan and let it rest on a cutting board for a few minutes before slicing it into bite-sized pieces.
7. **Assemble Your Bowls:** Now for the fun part – assembly! Grab your serving bowls. Start with a base of cooked brown rice or quinoa. This provides a hearty foundation for your Greek goodness.
8. **Add the Goodies:** Arrange the sliced cooked chicken over the grain. Then, artfully scatter the prepared fresh vegetables: cherry tomatoes, diced cucumber, red onion, and Kalamata olives. Make it colorful!
9. **Drizzle and Garnish:** Spoon a generous dollop of your homemade tzatziki over the chicken and vegetables. Finally, crumble some feta cheese over everything and sprinkle with fresh chopped parsley. A final drizzle of extra virgin olive oil is always a good idea, too, for that authentic touch.
10. **Serve Immediately:** These bowls are best enjoyed fresh, allowing you to savor every vibrant layer of flavor. So dig in and enjoy your taste of the Mediterranean!