This Lemon Mug Cake is super easy and full of fresh, citrusy flavor.It’s a quick mug cake recipe you can make in the microwave, perfect when you want a cozy single-serve dessert fast! Soft, sweet, and lemony, this microwave lemon cake totally hits the spot.If you’re into quick treats, don’t miss my collection of 15-Minute Easy Desserts for plenty of sweet inspiration when you are short on time.

If you love mug cakes, be sure to try my Brownie in a Mug next! Want to save this recipe?Just enter your email and get it sent to your inbox! Plus you’ll get new recipes from us every week!Email *Save Recipe Ingredients & Substitutions Butter: Melting the butter (I prefer unsalted butter) helps everything mix together easily and gives the cake a soft, moist texture.Salted butter works, too, but you may want to leave out the salt in the recipe.Egg: You will only use the yolk of one large egg, making the cake rich and tender without adding too much moisture.

Using the entire egg would make this small mug cake rubbery.But, don’t throw out the egg white; save it for another recipe like almond paste or fried ice cream.Lemon Juice: If possible, use freshly squeezed lemon juice.

It brightens up both the cake and the glaze with that fresh, tangy zing.Lemon Zest: The lemon zest is optional, but I highly encourage adding it.After all, this is a lemon dessert, so I want the lemon flavor to shine through! Lemon Glaze: The easy lemon glaze is a simple wa

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