1Crush 4 graham cracker sheets and combine with 3 Tbsp melted unsalted butter, 1 Tbsp granulated sugar, 1 Tbsp brown sugar, 1/4 tsp vanilla, 1/8 tsp cinnamon, a pinch of salt, and a pinch of nutmeg.
2Crush 4 graham cracker sheets and combine with 3 Tbsp melted unsalted butter, 1 Tbsp granulated sugar, 1 Tbsp brown sugar, 1/4 tsp vanilla, 1/8 tsp cinnamon, a pinch of salt, and a pinch of nutmeg.
3Crush 4 graham cracker sheets and combine with 3 Tbsp melted unsalted butter, 1 Tbsp granulated sugar, 1 Tbsp brown sugar, 1/4 tsp vanilla, 1/8 tsp cinnamon, a pinch of salt, and a pinch of nutmeg.
4Spread the mixture on a parchment-lined baking sheet and bake at 325°F for 4-8 minutes until lightly golden. Cool completely.
5Spread the mixture on a parchment-lined baking sheet and bake at 325°F for 4-8 minutes until lightly golden. Cool completely.
6Spread the mixture on a parchment-lined baking sheet and bake at 325°F for 4-8 minutes until lightly golden. Cool completely.
7For the cinnamon swirl, combine 3 Tbsp melted unsalted butter, 1/3 cup packed brown sugar, 2 tsp flour, 1 1/2 Tbsp cinnamon, 1 tsp vanilla extract, and a pinch of salt. Set aside.
8For the cinnamon swirl, combine 3 Tbsp melted unsalted butter, 1/3 cup packed brown sugar, 2 tsp flour, 1 1/2 Tbsp cinnamon, 1 tsp vanilla extract, and a pinch of salt. Set aside.
9For the cinnamon swirl, combine 3 Tbsp melted unsalted butter, 1/3 cup packed brown sugar, 2 tsp flour, 1 1/2 Tbsp cinnamon, 1 tsp vanilla extract, and a pinch of salt. Set aside.
10Preheat the oven to 325°F, and grease and lightly flour a 10-inch Bundt pan.
11Preheat the oven to 325°F, and grease and lightly flour a 10-inch Bundt pan.
12Preheat the oven to 325°F, and grease and lightly flour a 10-inch Bundt pan.
13In a bowl, cream 2 sticks of room temperature unsalted butter, 1/2 cup vegetable oil, and 1 1/2 cups granulated sugar for 4-5 minutes until fluffy and pale.
14In a bowl, cream 2 sticks of room temperature unsalted butter, 1/2 cup vegetable oil, and 1 1/2 cups granulated sugar for 4-5 minutes until fluffy and pale.
15In a bowl, cream 2 sticks of room temperature unsalted butter, 1/2 cup vegetable oil, and 1 1/2 cups granulated sugar for 4-5 minutes until fluffy and pale.
16Beat in 4 large room temperature eggs one at a time, followed by 3 tsp vanilla extract.
17Beat in 4 large room temperature eggs one at a time, followed by 3 tsp vanilla extract.
18Beat in 4 large room temperature eggs one at a time, followed by 3 tsp vanilla extract.
19In a separate bowl, whisk together 2 1/2 cups cake flour (or substitute), 1/2 tsp salt, and 2 1/4 tsp baking powder.
20In a separate bowl, whisk together 2 1/2 cups cake flour (or substitute), 1/2 tsp salt, and 2 1/4 tsp baking powder.
21In a separate bowl, whisk together 2 1/2 cups cake flour (or substitute), 1/2 tsp salt, and 2 1/4 tsp baking powder.
22Fold in half of the dry ingredients into the wet mixture, then add 1 cup room temperature milk and 1/3 cup room temperature full-fat Greek yogurt, then the remaining dry ingredients. Mix just until combined.
23Fold in half of the dry ingredients into the wet mixture, then add 1 cup room temperature milk and 1/3 cup room temperature full-fat Greek yogurt, then the remaining dry ingredients. Mix just until combined.
24Fold in half of the dry ingredients into the wet mixture, then add 1 cup room temperature milk and 1/3 cup room temperature full-fat Greek yogurt, then the remaining dry ingredients. Mix just until combined.
25Add 1/3 of the cake batter to the prepared Bundt pan.
26Add 1/3 of the cake batter to the prepared Bundt pan.
27Add 1/3 of the cake batter to the prepared Bundt pan.
28Top with 1/2 of the cinnamon swirl and a sprinkle of the baked cookie crumble. Swirl lightly with a skewer for a marble effect (optional).
29Top with 1/2 of the cinnamon swirl and a sprinkle of the baked cookie crumble. Swirl lightly with a skewer for a marble effect (optional).
30Top with 1/2 of the cinnamon swirl and a sprinkle of the baked cookie crumble. Swirl lightly with a skewer for a marble effect (optional).
31Repeat the layers once more with another 1/3 of the cake batter, the remaining cinnamon swirl, and more crumble.
32Repeat the layers once more with another 1/3 of the cake batter, the remaining cinnamon swirl, and more crumble.
33Repeat the layers once more with another 1/3 of the cake batter, the remaining cinnamon swirl, and more crumble.
34Finish with the remaining cake batter.
35Finish with the remaining cake batter.
36Finish with the remaining cake batter.
37Bake at 325°F for 55-60 minutes, or until a toothpick inserted near the edge comes out clean.
38Bake at 325°F for 55-60 minutes, or until a toothpick inserted near the edge comes out clean.
39Bake at 325°F for 55-60 minutes, or until a toothpick inserted near the edge comes out clean.
40Cool the cake in the pan for 20-25 minutes, then invert onto a rack to cool completely.
41Cool the cake in the pan for 20-25 minutes, then invert onto a rack to cool completely.
42Cool the cake in the pan for 20-25 minutes, then invert onto a rack to cool completely.
43For the cream cheese glaze, beat 4 Tbsp room temperature unsalted butter, 1 1/2 cups powdered sugar, 4 oz softened cream cheese, 2-3 Tbsp milk, 2 tsp vanilla extract, and a pinch of salt until smooth.
44For the cream cheese glaze, beat 4 Tbsp room temperature unsalted butter, 1 1/2 cups powdered sugar, 4 oz softened cream cheese, 2-3 Tbsp milk, 2 tsp vanilla extract, and a pinch of salt until smooth.
45For the cream cheese glaze, beat 4 Tbsp room temperature unsalted butter, 1 1/2 cups powdered sugar, 4 oz softened cream cheese, 2-3 Tbsp milk, 2 tsp vanilla extract, and a pinch of salt until smooth.