Intense Whole Lemon Citrus Loaf Cake Step-by-step instructions

Before you start

Before starting, gather all ingredients and equipment. Boil a kettle or have a pot of water ready for boiling the lemon. Measure out the sugar, milk, and oil. Have the eggs at room temperature for best results.

Line the loaf pan with parchment paper and preheat the oven to 320°F (160°C) when you are ready to bake. Ensure the dried fruits are at hand to fold into the batter. The entire process is straightforward and moves quickly once the lemon is boiled.

Instructions

Boiling and Blending

1. 1Boil and Blend the Lemon
   Place the whole lemon in a medium saucepan and cover with water. Bring to a boil and cook for 6 minutes. Drain and let cool slightly. Slice the lemon in half and remove any seeds. Transfer the lemon to a blender. Add the sugar, eggs, milk, and vegetable oil. Blend until completely smooth and velvety, about 30 seconds.
   Look for The mixture should be completely smooth with no visible lemon pieces.
   Tip Boiling the lemon removes bitterness from the peel and softens it for blending.
2. 2Combine Dry Ingredients
   In a large mixing bowl, whisk together the all-purpose flour and baking powder until evenly distributed. Pour the lemon puree into the dry ingredients and fold gently with a rubber spatula until just combined. The batter will be thick but should be smooth. Gently fold in the mixed dried fruits until evenly distributed.
   Look for The batter should be thick and cohesive with no dry streaks.
   Tip Do not overmix; fold just until the flour disappears to keep the crumb tender.

After boiling, the lemon should be slightly softened and the water should be fragrant with citrus. When blended, the mixture should be a smooth, pale yellow puree with no visible pieces of peel.

The sugar should be fully dissolved. The batter at this point is thin and pourable, but will thicken once the flour is added.

Baking the Loaf

3. 3Prepare the Pan and Batter
   Preheat the oven to 320°F (160°C). Line a 9x5-inch loaf pan with parchment paper, leaving some overhang for easy removal. Pour the batter into the prepared pan and smooth the top. Place the sliver of butter down the center line of the batter; this will help create a perfect split as the cake bakes.
   Look for The batter should be evenly spread, with the butter visible as a line down the middle.
   Tip The butter sliver is optional but gives the classic crackly top.
4. 4Bake the Loaf
   Bake the loaf in the preheated oven for 35 minutes, or until the top is golden and domed, and a toothpick inserted into the center comes out clean. The internal temperature of the cake should reach 200°F (93°C) to ensure it is fully baked. If the top browns too quickly, tent loosely with foil.
   Look for The cake should be golden brown, domed, and spring back when lightly pressed.
   Safe temperature 160°F (71°C) internal temperature (egg dishes)
   Tip Oven temperatures vary; start checking at 30 minutes.

During baking, the loaf will rise and dome, and the top will turn a deep golden brown. The butter sliver will melt and create a crack down the center. The kitchen will smell intensely of lemon and baked goods. The loaf should be firm to the touch and a toothpick inserted in the center should come out clean.

Cooling and Serving

5. 5Cool and Slice
   Remove the loaf from the oven and let it cool in the pan for 10 minutes. Then lift it out using the parchment overhang and transfer to a wire rack to cool completely. Once cool, slice into thick pieces and serve. The crumb should be moist, tender, and intensely citrusy.
   Look for The loaf should be completely cool before slicing for clean cuts.
   Tip For the best texture, wait until the loaf is fully cooled before slicing.

After cooling, the loaf should be completely set and easy to slice. The crumb should be tender and moist, with visible flecks of dried fruit. The lemon flavor should be bright and aromatic. Slice thickly and serve as is, or with a dusting of powdered sugar if desired.

Common mistakes

One common mistake is overmixing the batter once the flour is added, which can develop gluten and make the cake tough. Another is under-boiling the lemon, which can leave the peel bitter.

Ensure the lemon is boiled for the full 6 minutes. Also, be careful not to overbake; check at 30 minutes and use the toothpick test. If the dried fruits sink to the bottom, toss them in a little flour before folding in.

How to tell it’s done

The loaf is done when it is golden brown, domed on top, and a toothpick inserted into the center comes out clean or with only a few moist crumbs. The internal temperature of the cake should reach at least 200°F (93°C) to ensure the eggs are fully cooked and the crumb is set.

If the top is browning too quickly, tent loosely with foil. Let the loaf cool in the pan for 10 minutes before transferring to a wire rack to cool completely.

• Egg dishes: 160°F (71°C) in the thickest part