Biscoff Cake

Name: Biscoff Cake
Prep time: 3 h
Cook time: 30 min
Total time: 3 h 30 min
Cuisine: American
Ingredients: 1 cup biscoff crumbs (about 12 cookies, 100 grams); 1/4 cup brown sugar (50 grams); 1/4 cup unsalted butter (melted (56 grams)); 1 tsp cinnamon; 2 1/2 cup all-purpose flour (318 grams); 2 tsp baking powder; 1/2 tsp baking soda; 1/4 tsp salt; 1/2 cup unsalted butter (113 grams); 1/2 cup biscoff cookie butter (125 grams); 3/4 cup vegetable oil (180 ml); 1 cup granulated sugar (200 grams); 1/2 cup brown sugar (100 grams); 4 large eggs; 1/3 cup sour cream (80 grams); 3/4 cup buttermilk (180 ml); 4 tbsp biscoff cookie butter (62 grams); 1 cup heavy cream (240 ml); 1 tsp corn syrup; 1 1/2 cup gold chocolate chips (or chopped (255 grams)); 1 cup unsalted butter (226 grams); 4 tbsp cream cheese (56 grams); 3/4 cup biscoff cookie butter (187 grams); 3 1/2 cups to 4 cups powdered sugar (450 grams); 2-4 tbsp heavy cream (30 to 60 ml)