01 - Preheat oven to 350°F. Grease and line a 9x5-inch loaf pan with parchment paper.
02 - Whisk together flour, baking powder, baking soda, salt, and black pepper in a large bowl.
03 - Add cheddar, feta, sun-dried tomatoes, olives, chives, and parsley; toss gently to coat evenly with flour mixture.
04 - In a separate bowl, whisk eggs, milk, and olive oil until smooth.
05 - Pour wet mixture into dry ingredients and fold gently until just combined, avoiding overmixing.
06 - Transfer batter into prepared loaf pan and smooth the surface evenly.
07 - Bake for 40–45 minutes until a toothpick inserted in center comes out clean and the crust is golden brown.
08 - Allow bread to cool in pan for 10 minutes, then remove to a wire rack to cool completely before slicing.