Cardamom-Crumb Coffee Cake

Ingredients

Oatmeal Crumb

• 6 tablespoons cold unsalted butter, cut into small pieces
• 1/2 cup packed light brown sugar
• 1 cup old fashioned rolled oats (divided)
• 1/4 cup white whole-wheat flour or whole-wheat pastry flour (I used whole-wheat pastry flour)
• 1/2 teaspoon ground cardamom
• 1/4 cup chopped walnuts (optional; DH hates walnuts so I didn’t use)
• 2 cups white whole-wheat flour or whole-wheat pastry flour (I used whole-wheat pastry flour)
• 2 teaspoons baking powder
• 1 teaspoon ground cardamom
• 1/2 teaspoon baking soda
• 1/4 teaspoon salt
• 2 large eggs
• 1/2 cup packed light brown sugar
• 1 cup buttermilk (or 1 C milk + 1 Tbsp lemon juice)
• 1/4 cup canola oil (I used olive oil)
• 1 teaspoon vanilla extract

Cake