Step 1

Preheat the oven to 175C (350 F).

Step 2

In a clean bowl, begin whipping the egg whites. Add the lemon juice when the whites become frothy.

Step 3

Whisk the egg white on medium speed to stiff peaks.

Step 4

In a separate bowl, beat the egg yolk until pale yellow.

Step 5

Add the salt, baking power and butter to the egg yolks and whisk till it doubles in volume.

Step 6

Fold the almond flour into the egg yolks in three additions.

Step 7

Once the almond flour is completely incorporated into the egg yolk mixture, fold in the egg whites. First add a third of the whites in, folding gently to lighten the mix. Then fold in the remaining egg white in two batches.

Step 8

Grease your loaf tin and pour in your batter.

Step 9

Bake the bread for 30 minutes or until a toothpick inserted in it comes out clean.

Step 10

Allow the bread to cool, then slice and serve.