On and off for the past, oh, 40 years I have pondered the muffin top – not the crispy-edged hats that sit atop a blueberry or chocolate chip goodie, but the bit of flesh that likes to sit atop my hip ...

Add the granulated sugar and lemon zest to a large bowl and, using clean hands, rub the zest into the sugar to release the oils and flavors. Whisk in the sour cream, butter, eggs, and food coloring ...

Blueberry muffins are the quintessential breakfast treat, so here I’ve channeled that small-town-bakery vibe to create my all ...

These healthy blueberry muffins are made with wholemeal flour ... Divide the mixture between the 12 muffin cups. Sprinkle the tops of the muffins with sugar, if using. Bake for 15–20 minutes ...