Cinnamon Roll Casserole

Name: Cinnamon Roll Casserole
Prep time: 15 min
Total time: 15 min
Cuisine: American
Ingredients: 2 tbsp. unsalted butter, melted, plus more softened for pan; 3 (12.4-oz.; 350-g.) tubes refrigerated cinnamon roll dough; 4 large eggs; 1/2 c. (120 ml.) whole milk; 2 tsp. pure vanilla extract; 1 tsp. ground cinnamon; 3 tbsp. maple syrup, divided; 1/2 tsp. kosher salt, divided; 1 c. (115 g.) pecans or walnuts, roughly chopped; 1/2 c. (115 g.) cream cheese, room temperature; 2 tbsp. whole milk; 1 tbsp. pure maple syrup; 1/4 tsp. kosher salt; 1/4 c. (30 g.) powdered sugar