Chocolate Zucchini Cake

INGREDIENTS

2 cups

all-purpose flour (spoon & leveled)

3/4 cup

unsweetened natural cocoa powder

2 tsp

baking soda

1/2 tsp

baking powder

1 tsp

espresso powder (optional)

1/2 tsp

salt

1 cup

canola or vegetable oil

1 cup

granulated sugar

3/4 cup

packed light or dark brown sugar

large eggs, at room temperature

1/3 cup

sour cream or plain yogurt, at room temperature

2 tsp

pure vanilla extract

3 cups

shredded zucchini (about 3 medium)*

1 cup

semi-sweet chocolate chips

chocolate frosting or vanilla frosting