Mug Cookie (5 Minute Chocolate Chip Cookie)
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Ingredients
Butter
White sugar
Brown sugar
Egg yolk
Vanilla
Flour
Baking soda
Sea salt
Chocolate chips
Instructions
- Melt butter for 20 seconds in a 10 to 12 ounce microwave-safe mug.
- Add white sugar, brown sugar, egg yolk, and vanilla. Stir to combine.
- Stir in flour, baking soda, and sea salt until incorporated.
- Mix in chocolate chips.
- Microwave for 45–55 seconds, until the top is set.
- Let cool slightly and serve warm.
Notes
- Use a microwave-safe mug large enough to hold the cookie dough while cooking.
- Cooking time may vary depending on microwave strength.
- Serve warm for the best texture.
- Nutrition information is an estimate and may vary depending on the ingredients and quantities used.
A mug cookie is the perfect answer when you want a warm chocolate chip cookie without making a full batch. This single-serving dessert combines buttery cookie dough, brown sugar sweetness, vanilla, and melty chocolate chips, all prepared directly in a mug and cooked in the microwave.
This quick chocolate chip mug cookie is designed for those moments when you want homemade cookie flavor with minimal preparation and almost no cleanup. With simple pantry ingredients and a short microwave cooking time, it delivers a soft, warm treat whenever a cookie craving appears.
Recipe at a Glance
- Prep Time: Not available
- Cook Time: Not available
- Additional Time: Not available
- Total Time: Not available
- Servings: Not available
- Calories: Not available
- Course: Dessert
- Cuisine: Not available
Why You’ll Love This Recipe
- Single-serving convenience: This recipe makes a personal cookie portion without preparing a full cookie dough batch.
- Minimal cleanup: Everything comes together inside one microwave-safe mug.
- Quick preparation: The cookie dough is mixed directly in the mug before cooking.
- Classic cookie flavor: Butter, brown sugar, vanilla, and chocolate chips create the familiar taste of a traditional chocolate chip cookie.
- Warm and comforting: It is served warm straight from the mug for a soft dessert experience.
Ingredients You’ll Need
For the Mug Cookie
- Butter – Creates a rich, buttery cookie base and helps provide a soft texture.
- White sugar – Adds sweetness and contributes to the cookie’s texture.
- Brown sugar – Adds deeper sweetness and a classic cookie flavor.
- Egg yolk – Helps bind the ingredients and contributes richness.
- Vanilla – Adds warmth and enhances the overall cookie flavor.
- Flour – Forms the structure of the cookie dough.
- Baking soda – Helps support the cookie texture.
- Sea salt – Balances the sweetness and enhances the chocolate flavor.
- Chocolate chips – Provide melted chocolate pieces throughout the cookie.
Easy Substitutions
Can I use another type of chocolate?
Chocolate chips can generally be replaced with other chocolate pieces, such as chopped chocolate, if desired. The texture may vary depending on the type and size of chocolate used.
Can I replace sea salt?
Regular salt can be used if sea salt is not available. Use the amount appropriate for your preference and the recipe requirements.
How to Make a Mug Cookie
Step 1: Melt the Butter
Place butter in a 10 to 12 ounce microwave-safe mug. Microwave for 20 seconds until melted.
The mug should be large enough to allow the cookie to cook without overflowing.
Step 2: Mix the Wet Ingredients
Add white sugar, brown sugar, egg yolk, and vanilla to the melted butter. Stir until the ingredients are well combined.
Mixing these ingredients first helps create a smooth cookie base before adding the dry ingredients.
Step 3: Add the Dry Ingredients
Add flour, baking soda, and sea salt to the mug mixture. Stir until everything is incorporated and a cookie dough forms.
Avoid overmixing once the flour is added, as the goal is simply to combine the ingredients.
Step 4: Add Chocolate Chips
Stir chocolate chips into the cookie dough, spreading them throughout the mixture so each bite contains chocolate.
Step 5: Microwave the Cookie
Microwave the mug cookie for 45–55 seconds, until the top is set.
Cooking time may vary depending on microwave strength, so watch the cookie closely toward the end of cooking.
Step 6: Cool Slightly and Serve
Allow the mug cookie to cool slightly before eating. Serve warm for the best texture and chocolate experience.
Tips for the Best Mug Cookie
- Use a microwave-safe mug that is large enough for the cookie dough to expand while cooking.
- Stir the ingredients thoroughly so the flour and sugars are evenly distributed.
- Avoid overcooking, as microwave desserts can become firmer if heated too long.
- Let the cookie rest briefly after cooking so the texture can settle before serving.
- Serve while warm for a softer cookie texture and melted chocolate chips.
Common Mistakes to Avoid
Using a mug that is too small
A small mug may not provide enough room for the cookie to cook properly and can increase the chance of overflowing.
Overcooking the cookie
Microwave cooking happens quickly. Heating for too long can make the cookie less soft and more cake-like or firm.
Not mixing the flour properly
Unevenly mixed flour can leave dry pockets in the finished cookie. Stir until the ingredients are fully combined.
Variations
Peanut Butter Chocolate Chip Mug Cookie
Add peanut butter for a different flavor combination that pairs well with chocolate.
Double Chocolate Mug Cookie
Replace part of the chocolate chips with chocolate chunks or add additional chocolate elements for a richer chocolate flavor.
Nutty Mug Cookie
Add chopped nuts along with the chocolate chips for extra texture.
What to Serve With a Mug Cookie
A warm mug cookie can be enjoyed on its own, but it also pairs well with:
- A scoop of vanilla ice cream
- A drizzle of chocolate sauce
- A glass of cold milk
- Fresh berries for contrast
How to Store a Mug Cookie
Because this recipe is designed as a single-serving dessert, it is best enjoyed shortly after cooking.
If you need to store leftovers, keep them covered in a suitable container and consume them while maintaining the desired texture.
How to Reheat a Mug Cookie
If reheating is needed, warm the cookie gently in the microwave for a short time until it reaches the desired temperature.
Avoid heating too long, as the cookie texture can become firmer.
Frequently Asked Questions
Can I make this mug cookie without an egg white?
Yes. This recipe uses an egg yolk rather than a whole egg, which helps create a richer cookie texture while keeping the portion size suitable for a single mug dessert.
Why is my mug cookie hard?
A mug cookie can become hard if it is microwaved too long. Since microwave cooking is fast, it is important to stop cooking once the top is set.
Can I make this recipe in any mug?
Use a microwave-safe mug with enough space for the cookie dough. A 10 to 12 ounce mug is specified for this recipe.
Can I prepare the mug cookie dough ahead of time?
This recipe is intended to be mixed and cooked immediately in the mug. Preparing it fresh helps maintain the intended texture.
Can I double this recipe?
Because this recipe is designed for microwave cooking in a mug, making multiple servings may require separate mugs and adjustments to cooking time.
