Delicious and simple cookies for tea. Preparing is easy. Sharing a recipe

Recipe
Egg - 1 pc
Sugar - 70 gr
Vanilla sugar - 0.5 tsp
A pinch of salt
Softened butter - 100 gr
Kefir - 100 ml
Flour - 300 gr
Baking powder - 1 tsp
Chopped nuts - 50 gr
Chopped dried apricots - 50 gr
Sugar - 1 tbsp
Sesame - 1 - 2 tbsp
Bake at 180 degrees for 15 minutes