1. Ingredients: 160g low-gluten flour, 40g almond flour, 100g unsalted butter, 1 egg, 50g sugar, 1/8 tsp salt, a little vanilla essence, 1 egg white , 200 grams of powdered sugar, a little lemon juice, a little food coloring.

2. Stir the softened butter at room temperature, add sugar and stir evenly.

3. Add the beaten eggs little by little, stirring while adding, add almond flour, vanilla extract, sifted low flour and salt.

4. Mix well with a rubber spatula, knead it into dough, wrap it in plastic wrap and refrigerate it for 20 minutes. Take out the dough, sprinkle flour on the chopping board, roll it out with a rolling pin, and press it out with a biscuit mold. shape.

5. Carefully remove the biscuit base, place it in a baking pan, and bake in a preheated oven at 170 degrees for about 10 minutes.