Sunday-Best Coffee Cake | Cooking Professionally

Ingredients

• ***For the crumb mixture:***
• 1/4 cup all-purpose flour or gluten-free flour blend
• 1 cup brown sugar
• 1/2 cup flaked coconut
• 1 cup pecans or walnuts, toasted and chopped
• 1/2 teaspoon salt
• 1/2 cup unsalted butter, very cold
• ***For the cake:***
• 2 cups white flour or gluten-free flour blend
• 1 1/2 teaspoons baking powder
• 1 1/2 teaspoons baking soda
• 1 cup unsalted butter, softened
• 1 cup white sugar
• 2 eggs, room temperature
• 1 cup sour cream