INGREDIENTS
1/4 cup
self-rising flour
1/4 cup
white sugar
1
egg
3 tbsp
vegetable oil
3 tbsp
milk
2 tbsp
unsweetened cocoa powder, or more to taste
2 tbsp
chocolate-hazelnut spread (such as Nutella®), or more to taste
1/2 tsp
salt
1/2 tsp
vanilla extract