01 - Preheat oven to 400°F. Line a baking sheet with parchment paper or grease lightly.
02 - Whisk together flour, sugar, baking soda, and salt in a large mixing bowl.
03 - Stir in grated cheddar, chives, parsley, and thyme until evenly distributed throughout the flour mixture.
04 - Whisk together buttermilk, melted butter, and beaten egg in a separate bowl.
05 - Pour wet ingredients into dry mixture. Mix with wooden spoon or hands just until shaggy dough forms. Avoid overmixing.
06 - Turn dough onto lightly floured surface. Knead gently 4-5 times to bring together, then shape into round loaf about 7 inches in diameter.
07 - Transfer to prepared baking sheet. Cut deep X across top with sharp knife. Bake 35-40 minutes until deeply golden and skewer inserted in center comes out clean.
08 - Cool on wire rack for at least 20 minutes before slicing to allow structure to set.