01 -
Preheat oven to 200°C. Line a 12-cup muffin tin with paper liners.
02 -
In a large bowl, whisk together flour, granulated sugar, baking powder, and salt.
03 -
Add orange zest to the dry mixture and rub it in with your fingertips to release oils and enhance flavor.
04 -
In a separate bowl, whisk together egg, milk, vegetable oil, and 30 milliliters of fresh orange juice.
05 -
Pour wet ingredients into dry ingredients and gently fold with a spatula until just combined, leaving some lumps intact to maintain muffin tenderness.
06 -
Divide batter evenly into muffin cups, filling each about two-thirds full.
07 -
Bake for 18 to 22 minutes or until a skewer inserted into the center emerges clean.
08 -
While muffins cool in the pan, whisk powdered sugar with 30 to 45 milliliters of fresh orange juice until a smooth, pourable consistency is reached.
09 -
Transfer muffins to a wire rack, drizzle with orange glaze, and sprinkle with reserved orange zest before serving.