1Combine brown sugar, white sugar, cinnamon, melted butter, and a pinch of kosher salt in a large bowl. Whisk until everything is saturated and the mixture resembles a thick, gooey consistency.
2Combine brown sugar, white sugar, cinnamon, melted butter, and a pinch of kosher salt in a large bowl. Whisk until everything is saturated and the mixture resembles a thick, gooey consistency.
3Combine brown sugar, white sugar, cinnamon, melted butter, and a pinch of kosher salt in a large bowl. Whisk until everything is saturated and the mixture resembles a thick, gooey consistency.
4Add all-purpose flour to the mixture. If the butter is not too hot, use your hands to incorporate the flour without overmixing, ensuring a nice crumbly topping.
5Add all-purpose flour to the mixture. If the butter is not too hot, use your hands to incorporate the flour without overmixing, ensuring a nice crumbly topping.
6Add all-purpose flour to the mixture. If the butter is not too hot, use your hands to incorporate the flour without overmixing, ensuring a nice crumbly topping.
7Cream together softened butter and sugar in a mixer until light and fluffy. If the mixer breaks, continue in a large bowl.
8Cream together softened butter and sugar in a mixer until light and fluffy. If the mixer breaks, continue in a large bowl.
9Cream together softened butter and sugar in a mixer until light and fluffy. If the mixer breaks, continue in a large bowl.
10Whisk eggs and vanilla extract together in a separate container.
11Whisk eggs and vanilla extract together in a separate container.
12Whisk eggs and vanilla extract together in a separate container.
13Add the egg and vanilla mixture to the creamed butter and sugar. Mix until incorporated.
14Add the egg and vanilla mixture to the creamed butter and sugar. Mix until incorporated.
15Add the egg and vanilla mixture to the creamed butter and sugar. Mix until incorporated.
16Add flour, baking powder, baking soda, and salt to the wet ingredients. Fold gently with a spatula to incorporate, bringing ingredients from the bottom to the top without overworking.
17Add flour, baking powder, baking soda, and salt to the wet ingredients. Fold gently with a spatula to incorporate, bringing ingredients from the bottom to the top without overworking.
18Add flour, baking powder, baking soda, and salt to the wet ingredients. Fold gently with a spatula to incorporate, bringing ingredients from the bottom to the top without overworking.
19Mix in sour cream or Greek yogurt, and milk without overworking the batter until smooth.
20Mix in sour cream or Greek yogurt, and milk without overworking the batter until smooth.
21Mix in sour cream or Greek yogurt, and milk without overworking the batter until smooth.
22Prepare baking pans by buttering them and lining them with crumpled parchment paper. Butter the parchment paper as well.
23Prepare baking pans by buttering them and lining them with crumpled parchment paper. Butter the parchment paper as well.
24Prepare baking pans by buttering them and lining them with crumpled parchment paper. Butter the parchment paper as well.
25Spread about half of the coffee cake batter into the prepared pans. The batter is thick and dense, but it will rise when baked.
26Spread about half of the coffee cake batter into the prepared pans. The batter is thick and dense, but it will rise when baked.
27Spread about half of the coffee cake batter into the prepared pans. The batter is thick and dense, but it will rise when baked.
28Sprinkle a good layer of the crumb topping over the batter. Gently press the crumb into the batter.
29Sprinkle a good layer of the crumb topping over the batter. Gently press the crumb into the batter.
30Sprinkle a good layer of the crumb topping over the batter. Gently press the crumb into the batter.
31Spread the remaining cake batter over the crumb layer, then top with more crumb. Press this final layer of crumb to ensure it sticks to the cake.
32Spread the remaining cake batter over the crumb layer, then top with more crumb. Press this final layer of crumb to ensure it sticks to the cake.
33Spread the remaining cake batter over the crumb layer, then top with more crumb. Press this final layer of crumb to ensure it sticks to the cake.
34Bake in a 350-degree Fahrenheit oven for 35 to 40 minutes, or until a toothpick inserted into the center comes out clean.
35Bake in a 350-degree Fahrenheit oven for 35 to 40 minutes, or until a toothpick inserted into the center comes out clean.
36Bake in a 350-degree Fahrenheit oven for 35 to 40 minutes, or until a toothpick inserted into the center comes out clean.
37Let the coffee cake cool to room temperature before glazing with an icing.
38Let the coffee cake cool to room temperature before glazing with an icing.
39Let the coffee cake cool to room temperature before glazing with an icing.
Ingredients
1 lb brown sugar
1 lb brown sugar
1 lb brown sugar
1 cup granulated sugar
1 cup granulated sugar
1 cup granulated sugar
1 lb butter, melted
1 lb butter, melted
1 lb butter, melted
2 tbsp ground cinnamon
2 tbsp ground cinnamon
2 tbsp ground cinnamon
1 pinch kosher salt
1 pinch kosher salt
1 pinch kosher salt
1.5 tsp vanilla extract
1.5 tsp vanilla extract
1.5 tsp vanilla extract
4.5 cups all-purpose flour
4.5 cups all-purpose flour
4.5 cups all-purpose flour
0.5 cup butter, softened
0.5 cup butter, softened
0.5 cup butter, softened
0.75 cup sugar
0.75 cup sugar
0.75 cup sugar
2 eggs
2 eggs
2 eggs
2 tsp vanilla extract
2 tsp vanilla extract
2 tsp vanilla extract
1.33 cup all-purpose flour
1.33 cup all-purpose flour
1.33 cup all-purpose flour
1 tsp baking powder
1 tsp baking powder
1 tsp baking powder
0.25 tsp baking soda
0.25 tsp baking soda
0.25 tsp baking soda
0.25 tsp salt
0.25 tsp salt
0.25 tsp salt
0.5 cup sour cream or Greek yogurt
0.5 cup sour cream or Greek yogurt
0.5 cup sour cream or Greek yogurt
2 tbsp milk
2 tbsp milk
2 tbsp milk
Equipment
large bowlwhiskmixerspatulabaking pansparchment papertoothpick
Tips
Crumple your parchment paper first to line your pans easier.
Press the crumb topping into the batter to ensure both layers stick together after baking.
Use your hands to evenly spread the batter in the pan.