INGREDIENTS
1 stick
unsalted butter, softened
1/2 cup
granulated sugar
1/4 cup
sour cream
1
large egg
1/2 tsp
pure vanilla extract
2 cups
shredded zucchini
1 1/4 cups
all-purpose flour
1/4 cup
cocoa powder
1 tsp
baking soda
1 tsp
baking powder
1/4 tsp
kosher salt
1 1/2 cups
chocolate chunks
1 cup
chocolate chips