5-Minute Molten Chocolate Mug Cake
Warm, gooey chocolate cake that erupts with molten center when you dig in — made in a mug in the microwave. Pure French-style indulgence, ready in under 5 minutes.
- Total time
- 5 min
- Servings
- 1
- Calories
- 542
- Protein
- 8g
Ingredients
- ¼ cup all-purpose flour
- ¼ cup granulated sugar
- 2 tbsp unsweetened cocoa powder
- 1 whole egg
- 3 tbsp butter
- 2 oz semi-sweet chocolate, chopped
- ¼ tsp vanilla extract
Instructions
- 1
Mix flour, sugar, cocoa powder, and a pinch of salt in a microwave-safe mug.
- 2
Crack egg into the mug, add 2 tbsp melted butter and vanilla, stir until smooth.
- 3
Press chocolate chunks into the center of the batter — these will melt into the molten core.
- 4
Drizzle remaining 1 tbsp melted butter over the top.
- 5
Microwave on high for 60–90 seconds until cake rises and edges pull from the mug, center still jiggles slightly.
- 6
Let sit 30 seconds, then dig in with a spoon — the center will flow like lava.
Tools you’ll need
- microwave-safe mug (12–16 oz)
- spoon
- measuring cups/spoons
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