This recipe for Hazelnut Cookies from Little Upside Down Cake came into my life the way most good ideas do. Casually. Confidently. With zero warning that it would humble me aesthetically while emotionally nourishing me through butter. On paper, these are hazelnut cookies. In practice, I did not have expensive hazelnut flour. What I did have was almond flour, which I swapped in without regret or apology. The result was less “elegant European hazelnut biscuit” and more “luxury almond shortbread that could ruin your self control.” The dough itself is extremely pleasant. Butter and sugar get creamed together until they