Ingredients: 4 eggs, separated 1 tablespoon water 3/4 cup sugar 1 cup milk 1 lemon (zest and juice) 1/4 cup all-purpose flour 1/4 cup unsalted butter, melted 1/4 teaspoon cream of tartar Powdered sugar for dusting Directions: Preheat oven to 325°F (160°C). Prepare an 8-inch cake pan by lining it with parchment paper.In a large...