Jeff Kintner

Almond flour (140 g) • Powdered sugar (140 g) • Granulated sugar (90 g) • Egg whites (100 g) • Cream of tartar (~1 g) • Lemon juice (5 mL) • Yellow food coloring (5 drops) • Butter (3 tbsp) • Powdered sugar (130 g) • Heavy cream (2 tsp) • Lemon zest (1 tsp) • Lemon juice (1 tbsp)