A quick and delicious chocolate chip mug cookie ready in just 90 seconds!

Scale

1 tablespoon unsalted butter

1 tablespoon granulated sugar

1 tablespoon brown sugar

1/4 teaspoon vanilla extract

1 egg yolk

3 tablespoons all-purpose flour

2 tablespoons chocolate chips

A pinch of salt

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1. In a microwave-safe mug, melt the butter in the microwave for about 20 seconds.

2. Add the granulated sugar, brown sugar, and vanilla extract to the melted butter and mix well.

3. Stir in the egg yolk until fully combined.

4. Add the flour, chocolate chips, and a pinch of salt, and mix until a dough forms.

5. Microwave the mug for 40-60 seconds, or until the cookie is set but still soft in the center.

6. Let it cool for a minute before enjoying your warm chocolate chip mug cookie.

For a gooey center, do not overcook the cookie.

You can add nuts or other mix-ins as desired.