INGREDIENTS
4
large eggs
1/2 cup
vegetable oil
1/2 cup
sour cream
1 cup
granulated sugar
1 tsp
vanilla extract
2 cups
all-purpose flour
1 cup
unsweetened cocoa powder
2 tsp
baking soda
1/2 tsp
baking powder
1 tsp
kosher salt
1/2 tsp
espresso powder
3 cups
shredded zucchini
1
bag (11 oz) semi-sweet chocolate chips, divided