Ingredients 3 large eggs, separated 1/4 teaspoon cream of tartar 2 ounces cream cheese, very soft 1 tablespoon white sugar Directions Preheat oven to 350 degrees F (175 degrees C). Line a baking sheet with parchment paper. Beat egg whites and cream of tartar together in a bowl until stiff peaks form. Mix egg yolks, cream cheese, and sugar together in a separate bowl using a wooden spoon and then mixing with a hand-held egg beater until mixture is very smooth and has no visibl