Ingredients
- 4 tablespoons cold salted butter, cubed
- 1/2 cup flour
- 1/2 cup brown sugar
- 1 teaspoon cinnamon
- 2 medium zucchini
- 1/4 cup salted butter, browned and cooled
- 1/3 cup granulated sugar
- 1/3 cup brown sugar
- 1/4 cup canola or vegetable oil
- 2 large eggs
- 1 1/2 cups flour
- 1/2 teaspoon baking soda
- 1 teaspoon baking powder
- 1 teaspoon cinnamon
- 1/4 teaspoon nutmeg
- 1/3 cup powdered sugar
- 1 tablespoon half and half
- 1/4 teaspoon vanilla extract
Preparation
1. Preaheat oven to 350F. Grease 9-inch cake pan or 9x9 square baking pan and set aside.
2. To prepare streusel, add all ingredients to medium bowl and work ingredients together using hands or a fork until mixture is easy to press together and break into large chunks, similar to playdough. Place in refrigerator until ready to use.
3. To prepare cake, grate zucchini on small holes of box grater and set aside. You should have about 2 cups. Do not drain.
4. In large bowl, whisk together browned butter, sugars, oil, and eggs. Stir in zucchini. Add flour, baking soda, baking powder, cinnamon, and nutmeg, mixing until just combined. Spread batter evenly into prepared cake pan.
5. Sprinkle streusel on top of batter. Bake 25-35 minutes until just set and toothpick inserted in center comes out clean. Place on wire rack to cool.
6. To prepare glaze, whisk together all ingredients in small bowl. Drizzle glaze evenly over coffee cake and serve slightly warm. Store in airtight container in the refrigerator up to 5 days.