1. Prepare ingredients.
2. Mix sugar and vegetable oil and stir well.
3. Add cocoa powder and stir well.
4. Add vanilla extract and eggs and mix well, beat with an electric whisk, and beat for a while. Repeat a few times and the sugar will basically melt.
5. Mix the flour, salt and baking powder and mix well.
6. Pour the flour mixture into the cocoa paste and stir well.
7. Put the plastic wrap in the refrigerator for 2 to 3 hours until the batter is solidified.
8. Take out the solidified batter (the noodles will still be a little sticky at this time), put on disposable gloves, take the appropriate noodles with a spoon and roll them in powdered sugar. The best size of the ball is about 1 inch.
9. Coat each ball evenly with powdered sugar as much as possible and place it in a baking tray with greased paper. The distance between the balls is larger, because during the baking process, the balls will collapse into a pie shape, and beautiful cracks will appear at the same time.
10. Preheat the oven at 175 degrees, the middle level, 12-15 minutes, adjust the time according to the size of the oven and the ball, and take it out when the skin becomes hard. Put the chocolate chips on the cracks while it is hot, and you can make some modifications after the chocolate melt That's it. After 12-15 minutes, the core is soft, and 18-20 minutes is crispy.
11. Finished product.
Tips:1. If you don't have vanilla extract, you can leave it alone.
2. The batter is a bit sticky after it has solidified, so remember to wear disposable gloves.
3. Coat evenly with powdered sugar.
4. After baking, put the chocolate chips on the cracks as soon as possible, and modify them after melting.
