Heavenly Cinnamon Swirl Coffee Cake with Crunchy Topping Recipe

Ingredients

• 3 ½ cups (437.5 g) all-purpose flour
• 1 ½ cups (300 g) white sugar
• ½ cup (100 g) white sugar
• ¾ cup (150 g) packed brown sugar (dark or light)
• ¼ cup (50 g) packed brown sugar (dark or light)
• 3 large eggs
• 1 ¼ cups (296 ml) milk
• ¾ cup (170 g) unsalted butter, at room temperature
• ¾ cup (170 g) sour cream or Greek yogurt
• 2 ¼ tsp baking powder
• ½ tsp baking soda
• 1 ½ tbsps ground cinnamon
• 1 tbsp ground cinnamon
• ½ tsp ground nutmeg
• 1 tsp kosher salt
• ¼ tsp kosher salt
• 1 tbsp vanilla extract
• 1 tsp cocoa powder (optional)
• 2 tbsps Turbinado sugar (optional)