Step 1

Break the eggs, add the yoghurt and stir. Add the softened lard, oil, sugar, baking soda and lemon zest.

Step 2

Stir and add the flour in lots until you've kneaded a soft dough. If it's not enough, add a little more.

Step 3

Tear balls from the dough and shape the cookies.

Step 4

Dip each in sugar and arrange them in a tray laid out with baking paper, with the sugary side facing up.

Step 5

Bake in a preheated 390°F (200 °C) oven until reddened.