6 tablespoons 2% milk 
2 tablespoons canola oil 
1 large egg yolk, room temperature 
1/4 teaspoon vanilla extract 
7 tablespoons all-purpose flour 
3 tablespoons packed brown sugar 
1/2 teaspoon baking powder 
1/4 teaspoon salt 
2 tablespoons semisweet chocolate chips 
Chocolate fudge sauce, optional
1Spray a 16-ounce microwave-safe coffee mug with cooking spray. Combine milk and oil in mug. Whisk in egg yolk and vanilla extract. Add flour, brown sugar, baking powder and salt; stir to combine. Add chocolate chips; stir to combine. 
2Microwave on high until toothpick inserted in center comes out clean, 2 to 1/2 minutes; mug will be hot. Serve immediately. If desired, drizzle with chocolate fudge sauce and sprinkle with additional chocolate chips.
Total Time
Prep: 10 Min. Cook: 5 Min.
When you want dessert in a flash, reach for this chocolate chip mug cake recipe. It creates a single-serve treat that will be ready in minutes. 
Nutrition Facts
1 mug cake: 808 calories, 41g fat (9g saturated fat), 192mg cholesterol, 896mg sodium, 101g carbohydrate (56g sugars, 3g fiber), 12g protein.