Sometimes a cookie craving hits and you need a treat quickly. This Microwave Chocolate Chip Mug Cookie is ready in just minutes and tastes wonderfully gooey, soft, and sweet. Perfect for evenings when you want dessert for one, without the fuss.

Microwave Chocolate Chip Mug Cookie
Equipment
- 1 Microwave-safe mug 10 oz or larger
- 1 Microwave
- 1 Spoon
Ingredients
- 2 tablespoons unsalted butter melted
- 2 tablespoons brown sugar
- 1 tablespoon white sugar
- 1 large egg yolk
- 0.25 teaspoon alcohol-free vanilla
- 0.25 cup all-purpose flour
- 1 pinch salt
- 2 tablespoons chocolate chips
Instructions
- In a microwave-safe mug, melt the butter, about 20-30 seconds.
- Stir in both the brown and white sugars until dissolved.
- Stir in the egg yolk and alcohol-free vanilla until creamy and smooth.
- Mix in the flour and pinch of salt until no dry streaks remain, then fold in chocolate chips.
- Microwave on high for 40-50 seconds. The cookie should look set but still soft in the center. Let it cool for a minute before digging in.
Notes
- Use a standard-sized mug so the batter doesn’t overflow.
- Don’t over-microwave or the cookie will turn dry.
- Enjoy the cookie warm with a scoop of ice cream if you’re feeling indulgent.
Nutrition
Why You’ll Love This Mug Cookie
This mug cookie is a lifesaver when you’re craving something sweet but don’t want to bake a full batch. It’s fast, minimal on dishes, and uses pantry staples. Every spoonful is packed with melty chocolate chips in a tender cookie base, and you can tweak it to your taste.
Microwave Chocolate Chip Mug Cookie Ingredients & Substitutions
- 2 tablespoons unsalted butter, melted
- 2 tablespoons brown sugar
- 1 tablespoon white sugar
- 1 egg yolk
- 1/4 teaspoon alcohol-free vanilla
- 1/4 cup all-purpose flour
- Pinch of salt
- 2 tablespoons chocolate chips
If you’re out of brown sugar, use all white sugar. Butter can be swapped with coconut oil for a dairy-free version. Any type of chocolate works for the chips.
Step-by-Step Instructions to Make Microwave Chocolate Chip Mug Cookie
1. Melt the Butter
In a microwave-safe mug, melt the butter, about 20-30 seconds.
2. Mix in Sugars
Stir in both the brown and white sugars until dissolved.
3. Add Wet Ingredients
Stir in the egg yolk and alcohol-free vanilla until creamy and smooth.
4. Add Dry Ingredients
Mix in the flour and pinch of salt until no dry streaks remain, then fold in chocolate chips.
5. Microwave
Microwave on high for 40-50 seconds. The cookie should look set but still soft in the center. Let it cool for a minute before digging in.
Tips for Success
- Use a standard-sized mug so the batter doesn’t overflow.
- Don’t over-microwave or the cookie will turn dry.
- Enjoy the cookie warm with a scoop of ice cream if you’re feeling indulgent.
Variations of Microwave Chocolate Chip Mug Cookie
- Stir in a pinch of cinnamon for warmth.
- Add chopped nuts for extra crunch.
- Swap chocolate chips for peanut butter chips, white chocolate, or a mix of both.
Serving Suggestions: What to Pair with Microwave Chocolate Chip Mug Cookie
- Enjoy with a glass of cold milk.
- Top with whipped cream or a scoop of ice cream.
- Try with a drizzle of chocolate or caramel sauce for an extra treat.
Storage & Reheating Instructions
This mug cookie is best enjoyed right away. If you have leftovers, cover the mug and store at room temperature for up to 6 hours. Reheat in the microwave for 10-15 seconds to soften again.
Memories Made Around the Table
There’s something magical about enjoying a cookie straight from the mug. Share this recipe with friends at a sleepover, or whip one up for movie night. Quick treats like this make the everyday feel special.
FAQs
Can I make this without eggs?
Yes, you can replace the egg yolk with 1 tablespoon of milk or a dairy-free alternative, though the texture will be slightly different.
Why is my mug cookie dry?
Overcooking in the microwave is usually the culprit. Check your power level and start with less time, adding more as needed.
What size mug should I use?
Use a mug that holds at least 10 ounces to give your cookie room to rise without spilling over.
Final Thoughts
Microwave Chocolate Chip Mug Cookie brings instant joy in just a few minutes. It’s a comforting and delicious treat that satisfies your sweet tooth with minimal effort and cleanup.
