This delicious and refreshing, light Lemon Custard Cake is a perfect clean keto, low carb, sugar free, gluten and grain free dessert for any occasion or as a light after-dinner treat. The lemon custard cake has a melt in your mouth, airy, rich and creamy custard texture sure to please everyone, and especially those on a diabetic diet, low carb diet, a Celiac diet or when you want a heathy recipe that is nutrient dense and sugar free. Enjoy!