The three mounded peaks on top are said to represent Salzburg's three hills — Kapuzinerberg, Mönchsberg, and Festungsberg — baked right into dessert.
Whipped egg whites are folded into a light batter and mounded into peaks before a hot oven puffs them into a golden, airy soufflé, dusted with powdered sugar. Salzburg's Christmas markets and festival stalls sell single-portion versions in paper cups for an easy street-food take on the classic.