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hot cocoa mug cake with toasted marshmallows and fudge

Hot Cocoa Mug Cake: A Cozy Microwave Dessert for Cold Nights


  • Author: Rita
  • Total Time: 6 minutes
  • Yield: 1 mug cake

Description

A rich and gooey hot cocoa mug cake made with hot chocolate mix, chocolate chips, and topped with toasted marshmallows and fudge ready in under 5 minutes.


Ingredients

¼ cup all-purpose flour
¼ cup hot cocoa mix
¼ cup whole milk
2 tablespoons unsalted butter, melted
2 tablespoons granulated white sugar
Pinch of salt
¼ teaspoon vanilla extract
¼ teaspoon baking powder
1 tablespoon semi-sweet chocolate chips
Marshmallows, for topping
Hot fudge sauce, for drizzling


Instructions

Add flour, cocoa mix, sugar, baking powder, and salt to a large microwave-safe mug.
Pour in melted butter, milk, and vanilla extract. Stir until smooth and no dry spots remain.
Fold in chocolate chips.
Microwave on high for 90 seconds to 2 minutes, checking at 1:30 for doneness.
Let cool for 1–2 minutes.
Top with marshmallows and hot fudge sauce. Torch the marshmallows if desired.
Enjoy warm.

Notes

Use a 12-ounce mug to prevent overflow.
Do not overmix the batter just stir until combined.
Start checking the cake after 90 seconds; overcooking can cause dryness.
To make it richer, substitute chocolate milk or add a pinch of espresso powder.

  • Prep Time: 5 minutes
  • Cook Time: 1 minute
  • Category: Use a 12-ounce mug to prevent overflow. Do not overmix the batter—just stir until combined. Start checking the cake after 90 seconds; overcooking can cause dryness. To make it richer, substitute chocolate milk or add a pinch of espresso powder.
  • Method: Microwave
  • Cuisine: American