Tetù biscuits: the recipe for delicious typical Sicilian sweets

Ingredients
For the biscuits:
300 g of 00 flour
100 g of sugar
100 g of butter (at room temperature)
2 eggs
1 tablespoon of honey
1 sachet of baking powder
1 pinch of salt
Grated zest of a lemon
For the icing:
150 g of icing sugar
Water to taste (to obtain the right consistency)
Pistachio or almond grains (to decorate)
Method
Prepare the dough:
In a bowl, beat the butter with the sugar until creamy.